____the Internet is ______ , I do not think it is a good idea to spend too much time on it.
| A．When; greatly beneficial | B．As; a great benefit |
| C．While; of great benefit | D．Now; of no benefit |
I ________ watching television; let’s go for a walk.
| A．am concerned about | B．fall in love |
| C．am fond of | D．am tired of |
— I beg your pardon? I can’t follow you.
—________.
| A．Please be careful. | B．Sorry, I will repeat that. |
| C．What about? | D．What’s the matter? |
--- Good morning, John. How are you doing?
--- ___________________
| A．I’m doing shopping now． | B．Good night． |
| C．Not so bad. And you? | D．How do you do? |
Tom kept quiet about the accident ______lose his job．
| A．so not as to | B．so as not to | C．so as to not | D．not so as to |
Our teacher demanded that all of us ______ English every day．
| A．should practise to speak | B．would practise speaking |
| C．could practise speaking | D．practise speaking |