if you don't go shopping,___

问题描述:

if you don't go shopping,___
A.nor shall i
B.so will i
C.neither do i
D.so do i
为什么不能选C呢?

neither 和nor都可以用,但是助动词只能选shall,因为if引导的条件状语从句前面用一般现在时,后面用一般将来时,shall表将来.例如,If it rains tomorrow, we will(shall) not go hiking.