(If) the experiment succeeds or fails, it will (provide us) with valuable (experience) which is essential to (improving) our fut

admin2011-01-14  24

问题 (If) the experiment succeeds or fails, it will (provide us) with valuable (experience) which is essential to (improving) our future work.

选项 A、If
B、provide us
C、experience
D、improving

答案A

解析 改为Whether。因为在从句中后面有个or,所以用Whether。
转载请注明原文地址:https://kaotiyun.com/show/n3JO777K
0

最新回复(0)