Gramática ~55 min do núcleo restante

Falar de obrigação e habilidade

Após esta lição você poderá

Consigo dizer com precisão o que tenho que fazer, o que não preciso fazer e o que consegui fazer.

Iniciar a lição Núcleo 55 min · etapas: 6 · opcional: +2

Tempo declarado do núcleo. Dois blocos do núcleo não trazem número, então a lição real é mais longa que esta soma.

Gramática

16 min

Esta lição junta dois temas que ficaram incompletos no A2. O primeiro é a habilidade e o sucesso: o can (A1 #20) tem formas de menos. O segundo são as regras: ao must, ao have to (A2 #10) e ao should (A2 #11) se juntam o “é o combinado”, o “é permitido” e o “não é preciso”.

be able to — a habilidade em qualquer tempo. O can tem só duas formas: can e could. Futuro, perfeito, forma depois de outro verbo — ele não tem, e aí entra be able to.

futuro I'll be able to swim by the summer.
perfeito I haven't been able to sleep this week.
depois de outro verbo I'd like to be able to speak French.
depois de um modal You might be able to get a ticket online.
passado I wasn't able to come yesterday.

No presente em geral se diz can: I can swim soa mais natural que I'm able to swim.

Sabia ou conseguiu? No passado o inglês faz uma distinção que o português também conhece: “eu podia, eu sabia” não é o mesmo que “eu consegui”. could — a habilidade em geral, ao longo de um período: I could read when I was four. O sucesso num caso concreto — was able to ou managed to. managed to frisa: foi difícil, mas deu certo.

I could swim when I was six. Eu sabia nadar aos seis anos.
The water was cold, but I managed to swim to the boat. Consegui nadar até o barco — daquela vez.

Na negação essa diferença não existe, couldn't serve sempre: I couldn't find my keys this morning. Com verbos de percepção, see, hear, o could também vale para um caso só: I could hear music next door.

was able to e managed to na afirmação são quase iguais, mas managed to fala abertamente da dificuldade e do esforço. Por isso ele vem tantas vezes com but e in the end: It took three hours, but in the end we managed to fix it. Se não houve dificuldade, em geral se usa simplesmente o Past Simple: I finished the report on Friday.

be supposed to — é a regra, é o combinado. A obrigação não vem de quem fala nem da lei, e sim de regras, de um acordo ou do que os outros esperam. You're supposed to take your shoes off in the house. — é o costume. I'm supposed to be at work at nine. — é o combinado. Muitas vezes nessa forma se ouve que, na prática, a coisa sai diferente: I'm supposed to be working, but I'm watching football. No passado é quase sempre “era para ser, mas não foi”: The train was supposed to arrive at six. — e chegou às sete. not supposed to — uma proibição suave, pelas regras, mais suave que mustn't: You're not supposed to park here. supposed aqui é adjetivo, por isso o be é sempre necessário: I'm supposed to, Were we supposed to…?

Compare com have to. I have to be at work at nine — não tenho escolha: se me atrasar, vou ter problemas. I'm supposed to be at work at nine — essa é a regra, mas soa como se desse para quebrá-la, e talvez eu até a quebre. Por isso be supposed to cai bem quando você explica por que algo não saiu como o planejado.

be allowed to — pode, é permitido. A permissão vem de outra pessoa: das regras, da lei, dos pais, do chefe. allowed é a terceira forma de allow, “permitir”, então pela construção é uma voz passiva, conhecida do aviso Pets aren't allowed (A2 #19): não “eu permito”, e sim “me é permitido”. O be muda conforme a pessoa e o tempo, e allowed to + verbo fica igual.

afirmação We're allowed to use dictionaries in the exam.
negação You aren't allowed to smoke on the train.
pergunta Are we allowed to take photos?
passado I wasn't allowed to stay out late as a child.
futuro Next year students will be allowed to use phones in class.

can ou be allowed to? No presente, da permissão muitas vezes se fala simplesmente com can: You can park here after six. be allowed to frisa que a permissão vem das regras ou de outra pessoa, e por isso soa mais preciso quando se informa ou se pergunta sobre as regras: Are we allowed to bring food into the museum? No futuro e no perfeito o can não tem forma, e be allowed to é obrigatório — igual a be able to: Will we be allowed to park here? No passado a fronteira é a mesma de could e managed to: could — permissão em geral, por um período longo (As a child I could watch TV until nine), was allowed to — permissão num caso só (Yesterday we were allowed to leave early).

supposed to ou allowed to? As duas formas falam de regras, mas dizem coisas diferentes. supposed to — o que se deve fazer, allowed to — o que se pode fazer. Na negação a diferença está na força:

You're supposed to wear a helmet. é a regra: é uma obrigação
You're allowed to bring one bag. pode: é uma permissão
You're not supposed to park here. não é para estacionar — suave, e muita gente estaciona mesmo assim
You're not allowed to park here. é proibido — direto, sem ressalvas

don't need to — não há necessidade. É o mesmo que don't have to (A2 #10): dá para não fazer. need aqui é um verbo comum com to, por isso a negação, a pergunta e o passado se fazem com do: You don't need to come tomorrow. Does she need to bring anything? We didn't need to wait. Não confunda com mustn't e not allowed to — “não pode”: You don't need to come — não precisa vir; You aren't allowed to come — é proibido vir.

A escala inteira num só exemplo:

I must finish today. eu mesmo decidi assim
I have to finish today. as circunstâncias exigem
I'm supposed to finish today. é o combinado — mas será que dá tempo?
I should finish today. seria o certo
I'm allowed to finish tomorrow. me deixaram terminar amanhã
I don't need to finish today. não preciso
I mustn't forget the figures. não posso

Assim não se diz. ✗ We didn't need come so early → ✓ We didn't need to come so early. didn't need é um verbo comum, e depois dele vem to.

Teste-se. could ou managed to: “foi difícil, mas consegui pegar o trem”? O que quer dizer The film was supposed to start at eight? Como se diz “não deixam a gente usar o celular no trabalho”?

mostrar as respostas
managed to — sucesso num caso só: It was difficult, but I managed to catch the train; o filme devia começar às oito, mas começou mais tarde ou nem começou; We aren't allowed to use our phones at work / We're not allowed to use our phones at work.
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Erros de quem fala português do Brasil

escrito para o seu idioma
1

Dois modais seguidos

✗ I will can swim

✓ I'll be able to swim

“Vou poder nadar”, “poderei nadar” — parece que basta juntar will e can. Mas em inglês dois verbos modais não vêm seguidos; o segundo lugar fica com be able to.

2

“Consegui” como could

✗ The exam was hard, but I could pass it

✓ The exam was hard, but I managed to pass it / I was able to pass it

“Pude passar”, “consegui passar” — e a tradução que vem à cabeça é could. Mas could na afirmação é o “podia, sabia”, a habilidade em geral; o “consegui” de um caso concreto é managed to ou was able to.

3

supposed to e allowed to sem be

✗ I supposed to be there at nine → ✓ I'm supposed to be there at nine. ✗ We don't allowed to smoke → ✓ We aren't allowed to smoke. supposed e allowed parecem verbos no passado, e o 'm some de ouvido. Mas os dois precisam de be, e a negação também se faz com ele: aren't allowed, e não don't allowed.

4

“Não é permitido” palavra por palavra

✗ It isn't allowed to smoke here

✗ Is not allowed to smoke here

✓ You aren't allowed to smoke here

“Não é permitido fumar aqui”, “aqui não pode fumar” não têm sujeito, e a frase inglesa começa com It ou sem nada. Mas o sujeito de be allowed to é quem recebe a permissão ou a proibição: You aren't allowed, Passengers aren't allowed. Na placa basta No smoking.

Pronúncia

4 min

supposed to — /səˈpəʊs tə/: o -d e o t se fundem num só /t/. A primeira sílaba é átona — /sə/, o acento cai na segunda: su-POSED. O -ed não vira sílaba: nada de “supouzéd”.

able — /ˈeɪbl/, com o /eɪ/ tônico, como em table. be able to se diz inteiro, num fôlego só: /bi ˈeɪbl tə/; to é o fraco /tə/.

managed to — /ˈmænɪdʒ tə/: o /d/ antes do /t/ quase some. O mesmo em allowed to /əˈlaʊd tə/: /d/ e /t/ se fundem, como em supposed to. allowed soa como loud com um /ə/ fraco na frente — e exatamente como aloud, “em voz alta”.

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Texto

5 min

Hi Claire,

I'm afraid the report isn't ready yet. I was supposed to send it to you yesterday, but I wasn't able to finish it. At four o'clock my laptop suddenly stopped working, and nobody in IT could fix it the same day.

The good news is that I managed to save most of the file — I only lost the last two pages. Sam has lent me his old laptop, and I'm allowed to keep it until Friday, so I'll be able to finish everything this morning. You'll have it by twelve.

You don't need to move the meeting with the client. The figures are all correct — I checked them twice on Monday. But I'm supposed to show the report to Mark first, and he's working from home today. Do you need to see it too, or can I send it straight to him?

One more thing: we're not supposed to leave laptops in the office overnight, but mine stayed there because it wasn't working. I hope that's all right.

Sorry again, Ben

Exercícios

30 min

1. Preenchimento de lacunas.

  1. I swim when I was five. (sabia)
  2. Don't worry, you drive by the summer. (futuro)
  3. I haven't sleep well since we moved
  4. She speak three languages. (agora)
  5. I'd like to play the piano
  6. I'm sorry, I come to your party last Saturday. (não consegui)
  7. If you call the hotel, you might get a cheaper room
Mostrar as respostas
could; will be able to; been able to; can; be able to; couldn't / wasn't able to; be able to

2. Múltipla escolha.

  1. My grandmother read without glasses until she was ninety
  2. The traffic was terrible, but we get to the airport on time
  3. The door was locked, but the firefighters get in through the window
  4. When I was young, I run ten kilometres easily
  5. The exam was really difficult, but she pass it
Mostrar as respostas
could; managed to; managed to; could; managed to

3. Reescreva com be able to

  1. I can drive. (next year)
  2. She can't come to the meeting. (yesterday)
  3. I can't sleep. (this week — perfeito)
  4. We can visit you. (in the summer)
  5. He can't find a job. (since March — perfeito)
Mostrar as respostas
I'll be able to drive next year / I will be able to drive next year; She wasn't able to come to the meeting yesterday; I haven't been able to sleep this week; We'll be able to visit you in the summer / We will be able to visit you in the summer; He hasn't been able to find a job since March

4. Reescreva com be supposed to.

  1. The rule is: take your shoes off at the door.
  2. We agreed to meet at six, but he isn't here.
  3. The timetable says the train arrives at five, but it's late.
  4. You can't park here — it's against the rules.
  5. I should be studying now, but I'm watching TV.
Mostrar as respostas
You're supposed to take your shoes off at the door / You are supposed to take your shoes off at the door; We were supposed to meet at six, but he isn't here / We were supposed to meet at six; The train was supposed to arrive at five, but it's late / The train is supposed to arrive at five, but it's late / The train was supposed to arrive at five; You're not supposed to park here / You aren't supposed to park here / You're not supposed to park here — it's against the rules / You aren't supposed to park here — it's against the rules; I'm supposed to be studying now, but I'm watching TV

5. Reescreva com be allowed to ou don't need to.

  1. It isn't necessary to bring food — there's a café.
  2. It wasn't necessary for us to wait — the doctor saw us at once.
  3. The rules say you can't take photos in the museum.
  4. As a child, I couldn't stay out after nine — my parents said no.
  5. From next year students can use phones in class. (futuro)
  6. Can we bring our own drinks into the cinema? (pergunte sobre as regras)
Mostrar as respostas
You don't need to bring food — there's a café / You don't need to bring food; We didn't need to wait — the doctor saw us at once / We didn't need to wait; You aren't allowed to take photos in the museum / You're not allowed to take photos in the museum / We aren't allowed to take photos in the museum / We're not allowed to take photos in the museum; As a child, I wasn't allowed to stay out after nine / As a child, I wasn't allowed to stay out after nine — my parents said no / When I was a child, I wasn't allowed to stay out after nine; From next year students will be allowed to use phones in class / Students will be allowed to use phones in class from next year; Are we allowed to bring our own drinks into the cinema?

6. Identificação de erros.

  1. I will can drive next year.
  2. The exam was hard, but I could pass it.
  3. I supposed to be at work at nine.
  4. It isn't allowed to take photos here.
  5. We didn't need come so early.
Mostrar as respostas
I'll be able to drive next year / I will be able to drive next year; The exam was hard, but I managed to pass it / The exam was hard, but I was able to pass it; I'm supposed to be at work at nine / I was supposed to be at work at nine; You aren't allowed to take photos here / You're not allowed to take photos here / We aren't allowed to take photos here / We're not allowed to take photos here; We didn't need to come so early

7. Responda com frases completas

— sobre você. As respostas abaixo são um modelo. 1) What would you like to be able to do? 2) What difficult thing did you manage to do last month? 3) What are you supposed to do every day that you don't always do? 4) What weren't you allowed to do as a child?

Mostrar as respostas
I'd like to be able to play the guitar; I managed to finish a difficult project at work; I'm supposed to go to the gym three times a week, but I usually go once; As a child, I wasn't allowed to watch TV after nine

8. Traduza para o inglês.

1) Daqui a um mês vou conseguir falar inglês com mais fluência. 2) Foi difícil, mas a gente conseguiu pegar o último trem. 3) O trem era para chegar às seis. 4) Você não precisa vir amanhã. 5) Aqui não é para fumar.

Mostrar as respostas
In a month I'll be able to speak English more fluently / In a month I'll be able to speak English more freely; It was difficult, but we managed to catch the last train; The train was supposed to arrive at six; You don't need to come tomorrow; You're not supposed to smoke here / You aren't supposed to smoke here
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Resumo

Visto nesta lição: be able to em todos os tempos e depois de outros verbos, could contra managed to e was able to; as regras — be supposed to no presente e no passado, be allowed to contra can e not supposed to, don't need to contra mustn't, a escala inteira da obrigação. A seguir — lição 12: revisão das lições 7–11.

Fim do núcleo

A lição é concluída após os exercícios. Tudo depois disso é opcional.

Lição 84

opcional

Vocabulário para o deck

14 palavras
  • be able to /bi ˈeɪbl tə/ poder, ser capaz de
  • manage to /ˈmænɪdʒ tə/ conseguir
  • be supposed to /bi səˈpəʊs tə/ dever (pela regra, pelo combinado)
  • be allowed to /bi əˈlaʊd tə/ ter permissão, poder (com permissão)
  • laptop /ˈlæptɒp/ notebook
  • fix /fɪks/ consertar
  • save /seɪv/ salvar
  • file /faɪl/ arquivo
  • figures /ˈfɪɡəz/ números, valores
  • straight /streɪt/ direto, diretamente
  • overnight /ˌəʊvəˈnaɪt/ durante a noite, de um dia para o outro
  • glasses /ˈɡlɑːsɪz/ óculos
  • firefighter /ˈfaɪəfaɪtə/ bombeiro
  • locked /lɒkt/ trancado

Escrita

Cinco ou seis frases sobre um dia que não saiu como o planejado: o que era para você fazer, o que não conseguiu, o que mesmo assim deu certo e o que agora não precisa mais fazer.

Modelo

Yesterday I was supposed to meet a client at ten, but I wasn't able to get there on time. There was an accident on the motorway, and the traffic didn't move for an hour. I managed to call the client from the car, and she was very kind about it. In the end we had the meeting online. So now I don't need to drive to her office next week. I hope I'll be able to meet her in person next month.

Checklist

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