He has much work today.So he decides _____ at the company(公司) this evening. A.to stay B.stay C.staying
She got married ___________ a policeman twenty years ago.
____________ you study , _______________ grades you’ll get.
The box is ________ heavy ________ I can’t lift it.
She said she______the new school rules already.
Everyone is supposed ________ a seat belt in the car.