What are you ___ if she asks you to stay?a、doing b、 to doc、 to be done d、to be doing

问题描述:

What are you ___ if she asks you to stay?
a、doing
b、 to do
c、 to be done
d、to be doing

B : be to do 表示一种将来要做的行动
用于第二人称时,一般来说语气较平淡,没有特定的命令意思,视不同的语言场合也不一定

a
新目标教材,现在进行时可用于表达将来
what are you doing 等同于what are you going to do

B
be to do = be going to do

b be to do 表示计划怎样做