Exercise 1 Choose the correct modal verbs of deduction for each gap below.
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1Paul is behaving in a very unusual way. I think he again.
a.can't drink
b.can be drinking
c.might be drinking
2I think there a mistake in your tax return. You should check it. Choose TWO correct options
a.can't be
b.might be
c.may be
3If Suzan said that, it true. She never lies.
a.might be
b.must be
c.can be
4Sorry, but I'm not Connor. You me for someone else.
a.might be confusing
b.must confuse
c.must be confusing
5I'm not sure I trust Peter. He the person we think he is.
a.might not be
b.can't be
c.must not be
What my best friend is doing now.
My best friend is now playing computer games, and now has time to do his homework on Mathematics. Now he is looking at both the monitor and the exercisebook at the same time.I said to him: "Look, there your cat is running away!"And my best friend is now looking away from the monitor. I, at the moment, quickly turn off his computer.
Мой лучший друг.
Мой лучший друг сейчас играет в компьютерные игры, и успевает в данный момент делать своё домашнее задание по Математике. Сейчас он смотрит одновременно и в монитор, и в учебник.Я сказал ему: "Посмотри, там твой кот убегает!"И мой лучший друг сейчас отводит глаза от монитора. Я же, в данный момент, быстро выключаю его компьютер.
Do I know this girl?
I don't know this girl
Whom I know?
Do I know this girl or this boy?
I know this girl, don't I?
2. She sings very well
Does she sing very well?
She doesn't sing very well
Who sings very well?
Does she sing or dance very well?
She sings very well, doesn't she?
3. She is playing the piano now
Is she playing the piano now?
She isn't playing the piano now
Who is playing the piano now?
Is she playing the piano or the guitar now?
She is playing the piano now, isn't she?
4. He has been walking in the park for half an hour
Has he been walking in the park for half an hour?
He hasn't been walking in the park for half an hour
Who has been walking in the park for half an hour?
Has he been walking in the park or in the garden for half an hour?
He has been walking in the park for half an hour, hasn't he?