6. fill the spaces in the following sentences by using one of these forms + the perfect infinitive of the verbs in brackets. must + perfect infinitive is used for affirmative deductions can't/couldn't + infinitive is used for negative deductions. needn't + perfect infinitive is used for a past action which was unnecessary but was performed. 31. i had to get down the mountain in a thick fog. ~ that (be) very difficult. 32. i saw ann in the library yesterday. ~ you (see) her; she is still abroad. 33. how did he get out of the house? he (come) down the stairs for they were blazing. 34. you (lend) him your map. he has one of his own. 35. i spoke in english, very slowly. ~ you (speak) slowly. he speaks english very fluently. 36. he was found unconscious at the foot of the cliff. he (fall) 200 metres.

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Ответы на вопрос:

4,4(100 оценок)

That must have been coldn't have seen could't have come needn't have lent needn't have spoken must have fallen

4,8(54 оценок)

I should do my homework

we shouldn't eat as much sweets as we do

you should go to meet your parents

she shouldn't wake up so late

they should watch a new movie, because it's so interesting!

he shouldn't call her friend now. he is busy

she should walk a lot to be healthier

they shouldn't talk with you like this

you should work hard to make progress

I shouldn't agree with you, because you aren't right

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