快来帮帮我!8点以前要!英语新概念!

快来帮帮我!8点以前要!英语新概念!
A.Fill in the blanks with may or might.

1.It _______ rain, so you’d better take an umbrella with you.
2._______ I borrow your umbrella?
3.You _______ as well stay here till the weather improves.
4.I don’t think I will succeed, but I _______ as well try.
5.The weather _______ be too bad for the open-air concert.
6.If we got there early, we _______ get a good seat.
7.You ought to buy one now; prices _______ go up.
8._______ I trouble you for a light?
You _______ indeed.
9.If I bought a lottery ticket, I _______ win $2,000.
10.If you said that, he _______ be very offended.

B.Fill in the blanks with can or could.

1._______ I use your phone?
2.Can I borrow your pen? Yes, of course you _______.
3._______ you park your car on the pavement in your country?
4._______ I ask you something, if you’re not too busy?
5.It’s unfair. My brother _______ stay up till ten but I have to go to bed at nine.
6.When I was at home, I _______ get up at ten.
7.Mr. Black, _______ I leave a little earlier today?
8.I’m sorry, Ben, but I really _______ not allow you to go early today.
9.“_______ you keep it in your safe till I _______ come and collect it?” said Tom.
10.“_______ I have your name and address, please?” said the travel agent.

C.Fill in the blanks with the verbs given below.

can could couldn’t could have
(Bob and Sally are spending a day on the beach.)
Bob: Sally, I’m glad you _______ finally come to the beach with me.
Sally: I’m glad too. It was lucky that we _______ find this quiet spot, wasn’t it?
Bob: But we _______ got a spot nearer the sea if we had arrived earlier.
Sally: Well, I _______ find my sun-glasses, could I? _______ you see them anywhere now?
Bob: No. But you _______ buy another pair, can’t you?