A、he
B、which
C、she
D、it
第1题:
The first rule of camping is to keep a clean camp site, so let’s tidy ______ up.
A: them
B: her
C: it
D: him
第2题:
It was very kind of you to do the washing-up, but you ________ it.
A) mustn’t have done B) wouldn’t have done
C) mightn’t have done D) didn’tave to do
A
must not...have done. 意为"本不必",即已经做了某事,而时实际上不必要
第3题:
第4题:
A.don’t go; until
B.didn’t go; after
C.went; until
D.didn’t go; till
第5题:
17.
A. He’s
B. His
C. He
D. Him