题目内容
(用must,might,could与can’t填空)
I can’t find my key.It _______ be left at home.
The beautiful trousers ________ be Lily’s.Because they’re too long.
The toy ________ be Tong Hua’s.Because he is the only little kid.
用must,might,could和can't完成对话
A:Tina, you look worried. What's wrong?
B:I 1 find my English book. I 2 have lost it.
A:Don't worry. Let's see where it 3 be.
B:I think I 4 leave it in the reading-room. But it isn't there.
A:What's your book look like? Let's look for it together.
B:It's blue.
A:Oh, Look! Is this one yours?
B:No. It 5 be mine. Tom's name is on it.
A:I'm afraid you have to buy a new one.