The old man was _______ sad _______ say a word when he heard the bad news.
| A．too; to | B．enough; to | C．such; as | D．so; as |
Yunnan is beautiful and I’m ______ visiting it again.
| A．keeping clear of | B．suffering from |
| C．looking forward to | D．running away from |
I ______ ride a bike to school. But this morning, I walked to school.
| A．never | B．hardly | C．seldom | D．usually |
Let’s open the windows to have some ______ air here.
| A．cheap | B．nervous |
| C．careful | D．fresh |
--- When ______ you ______ here?
--- Two days ago.
| A．did;come | B．have; come |
| C．will; come | D．do; come |
--- Will you carry the box for me, please?
--- Sure, ______.
| A．no good | B．no problem |
| C．no idea | D．no way |