——________ Mary happy today? ——I don’t think so. She ________ look happy this morning.
I don’t like swimming, ______ I won’t join the swimming club.
It’s important ____the piano well.
The _____you work , the _____grades you will get.
The teacher was very pleased _____ Tony’s answer.
There are some new words on the blackboard. Please _____ in your exercise books.