are you going to see a movie with us?if my mothr goes ____

问题描述:

are you going to see a movie with us?if my mothr goes ____
Are you going to see a movie with us?if my mothr goes ____
A.so do i B.so will i C.so i will D.so i do

B
这里说的看电影这个动作还没有发生,所以首先排除A和D.
再说这里是表示“某某也是如此”,所以只能用“So +be/情/助+ 主语”的结构,排除C.