题目内容

Because the twins are identical, it is impossible to tell ().
A: which one from the other
B: one from the other
C: one from which other
D: one and the other

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()she passes her exams, she won't get into university.
A: If
B: Unless
C: When
D: Because

-Excuse me, is this seat free? -().
A: No, you can't sit here
B: Sorry, it is taken
C: Yes, it is seated by a boy
D: Yes, but I don't know

He is always getting ()me for minor mistakes.
A: for
B: at
C: away
D: over

If they ()searching, I would have died.
A: have given up
B: gave up
C: had given up
D: has given up

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