－Dad, Bobby _______hitting me.
－ Bobby,_______ doing that.
| A．keeps; stop | B．keeps; keep | C．stops; keep | D．stops; stop |
I don’t like swimming, ______ I won’t join the swimming club.
| A．because | B．so | C．why | D．however |
It’s important ____the piano well.
| A．of him to play | B．for him to play | C．of him playing | D．for him playing |
The _____you work , the _____grades you will get.
| A．hard, good | B．harder, better | C．hardest, best | D．harder, good |
The teacher was very pleased _____ Tony’s answer.
| A．with | B．on | C．in | D．for |
There are some new words on the blackboard. Please _____ in your exercise books.
| A．write them down | B．write it down | C．write down it | D．write down them |