问题
选择题
There was a big argument among the children about _________ move to a new house.
A．if they should
B．that they ought
C．if should they
D．whether they should
答案
D
考查宾语从句。whether引导宾语从句，在从句中不作成分，意思是“是否”，介词的宾语从句不能用if连接，所以A项不正确。