.－Is there any flight to Tokyo today?
－I think there ______, for the weather is too bad.
| A．mustn’t | B．mightn’t be | C．needn’t be | D．can’t be |
—Catherine, I have cleaned the room for you.
—Thanks. You ______ it. I could manage it myself.
| A．needn't do | B．needn't have done |
| C．mustn't do | D．shouldn't have done |
This is the store ______ we visited the famous shop assistants.
| A．where | B．there | C．that | D．which |
The gentleman ______ you told me yesterday proved to be a thief.
| A．who | B．about whom | C．whom | D．with whom |
It was ______ computer games that cost the boy a lot of time that he ought to have spent on his lessons.
| A．to have played | B．playing |
| C．played | D．having played |
______ a reply, he decided to write again.
| A．Not receiving | B．Receiving not |
| C．Not having received | D．Having not received |