问题补充:
The reform of the Family Plan and the outcome will cause will have a great influence on young couples.
A. they
B. it
C. which
D. what
答案:
A. they
(答案→)B. it
C. which
D. what
解析: 句意:计划生育的改革和它带来的后果将会导致对年轻夫妇的很大的影响。这里的主语是The reform of the Family Plan and the outcome,outcome后面是定语从句,定语从句中缺少主语,outcome,用it代指前面的同类同物,they指代复数,which引导定语从句,但是定语从句中缺少主语和宾语,what不能引导定语从句,所以选B。