Your dress is very beautiful. Oh, . I bought it yesterday.
| A．no | B．yes | C．thank you | D．just so-so |
The boy started to play the guitar________the age of seven．
| A．for |
| B．in |
| C．at |
| D．to |
—I had a bad cold．
—________．
| A．That sounds great |
| B．Good idea |
| C．Thank you |
| D．I’m sorry to hear that |
—Will you have a picnic tomorrow?
—Yes．But if it________，we’ll visit the museum instead．
A．will rain
B．rains
C．doesn’t rain
The river will be dirtier and dirtier________we do nothing to protect them．
| A．since |
| B．if |
| C．unless |
| D．until |
—________
—I have a fever．
| A．How are you doing? |
| B．Are you all right? |
| C．What’s the matter with you? |
| D．Do you have a fever? |