题目内容
It took us ________ to finish the experiment on the monkey
A.an hour or two |
B.one or two hour |
C.one and a half hour’s time |
D.one hour and a half time |
【答案】
A
【解析】略
练习册系列答案
相关题目
It took us a long time ______Hawaii but we thought the journey was enjoyable.
A.to get |
B.getting |
C.to reach |
D.reaching |