China has offered much help to Japan since it ______ by the earthquake and tsunami（海啸）.
| A．hits | B．is hit | C．was hit | D．will be hit |
I always help my sister _____ her history.
| A．to | B．with | C．for | D．of |
Who wants ____ the singing club?
| A．to joins | B．join | C．to join | D．joining |
Let’s go and play _____ ping pong. I don’t want to play ____piano.
| A．a…the | B．the…a | C．/…the | D．the…the |
Why not________ to the city?
| A．go | B．to go | C．going | D．went |
She wants _______ an Mp3 _____me on my birthday.
| A．buys /for | B．to buy/to | C．buy/to | D．to buy/for |