—What did your math teacher say ?— She said I was ____________.
Daming is behind Mike and Mike is ______ Daming.
It's important ______ breakfast every day.
— _______ girls are there?— There are ten. They are students in the school.
My father works in the hospital. He is a ______.
He can’t get into (进入)the room. He _____ a key.