первая часть.
can you stand on your head
I could when I was at school but I can't now.
Could I smoke here? – No, you can't
can you type? Yes, I can type but I can't do shorthand
May I come in?
Where can I buy fruit?
He couldn't answer the teacher's question yesterday, but he can answer the same question today.
When I first came to Spain, I could not read Spanish, but I could speak it.
He said that we can use his flat whenever we liked.
There was a lot of noise in the street last night, and I could sleep.
The boys can't wait for him, they have no time for that.
Объяснение:
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