问题
What are you doing _ Monday morning?[ ]
A: on
B: at
C: in
D:/
B: at
C: in
D:/
正确答案是：
同类题型
What’s your favorite TV show? ——_______favorite TV show is I am a singer.
All parents should _______ better with their children．
Look, the children are playing ______. They are all very ______.
Bruce,how many students are there in your school?—Mmm, about.
It ______two years since we ______ this school, we really like it.