问题
Who’s that boy reading in the garden? Is it David?— It ____________ be David. I saw him in the classroom just now．
A:must
B:can’t
C:may
D:shouldn’t
B:can’t
C:may
D:shouldn’t
正确答案是：
同类题型
Sonia, is this your dictionary?—Oh, no, it’s not ______. Ask Li Lei, he is looking for ______.
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She is very strict _____ herself. [ ]
There is a lot of traffic on the road now. You ________ play football there!
Suzy’s jeans are the same______ Anna’s but different______ Elsa’s.[ ]