John, look at the time. ____ you play the piano at such a late hour?
| A．Must | B．Can | C．May | D．Need |
She _____ with the symphony orchestra three times this season.
| A．played | B．has played | C．has been playing | D．is playing |
It was very kind of you to do the washing-up, but you _____ it.
| A．needn’t do | B．shouldn’t do |
| C．mustn’t have done | D．needn’t have done |
It rained continuously for about 3 hours on the way, completely _____ his appointment with the interviewer.
| A．ruined | B．ruining | C．to ruin | D．ruins |
The version _____ to be closest to the author’s original now belongs to a national museum in Paris.
| A．is thought | B．thinking | C．being thought | D．thought |
The farmers expanded their production to meet the increasing demand _____ locally grown food.
| A．for | B．in | C．of | D．to |