Английский язык для студентов технического вуза: Средства массовой информации. Мир продвинутых технологий. Рабочая тетрадь для студентов продвинутого уровня. Ковалева Ю.Ю - 45 стр.

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11 Complete these sentences with could or was/were able to. In one of
each pair you can use either, so write them both. In the other it is more
appropriate only to use was/were able to.
1 A Despite yesterday's snowfalls, we ________________drive home in less
than an hour.
B I only lived a mile from the office and ________________drive to work in
less than an hour.
2 A When she was the manager of the company she _____________take
holidays when she wanted to.
B I was very busy at work, but I ______take a short holiday over Christmas.
3 A In the 16th century, fishermen ________________smuggle wine into the
country without fear of being caught by the authorities.
B Bennett ________________smuggle the knife on board the plane without
being detected by the security system.
12 Complete these sentences with can followed by one of the verbs
below. If it is inappropriate to use can, use a form of be able to instead.
Count find give meet put forward start work investigate
1 We don't seem to be able to find your letter in our files.
2 You _________________ on me to help with the party.
3 You _________________ me a call at home.
4 The builders said that they might_________________ work today.
5 When the satellite is launched next week, scientists _________ the rings
around Saturn in more detail than ever before.
6 I doubt that he_________________ again; his injuries are so severe.
7 We were refused our request, without even ___________ our arguments.
8 We _________________ outside the cinema, if that's okay with you.
13 Where necessary, suggest a correction for these sentences, or put a
٧
1 I think I saw her go out, so she mightn't be at home.
2 It mightn't be true. There must be some mistake.
3 It's snowing heavily in Scotland so it can take Hugh a long time to get here.
4 If we don't get to the market soon they can't have any flowers left. They will
all have been sold.
5 If you're free at the moment, we may have a job for you.
6 I thought they were on holiday - but I can be wrong, of course.
7 I might go out later if the weather improves.
8 Children may enter only when accompanied by an adult.
14 Underline the word or words that are possible in each sentence.
1 'Do you know where Mark left the car keys?' 'He might/can have left them
on the table.'
2 If Jerry hadn't grabbed my arm, I may /might have fallen off the bridge.