问题

You could have walked here.—Yes. A taxi ___________ necessary.
A:is
B:was
C:isn’t
D:wasn’t
B:was
C:isn’t
D:wasn’t
正确答案是:
同类题型
The teacher demanded that the exam _____before eleven
You look great!— I ______ out. Check out my muscles!
Was it by cutting down staff __she saved the firm?— No, it was by improving work efficiency. [ ]
______ late again next time, Tom.
Why does your teacher ________ play basketball—Because he does not have much free time to play it.