I lost my tape players. I ________ find them.
| A．must | B．am |
| C．not | D．isn’t |
Rainforests are becoming ________ , so we should protect them.
A. smaller and smaller
B. bigger and bigger
C. larger and larger
I often go fishing. It’s my favorite________.
A. picture B. music C. hobby
－When shall we meet?
－Let’s_________ it half past eight.
A. make B. do C. have
－________ have you been like this?
－Three days.
A. How long B. How far C. How many
You’d better not read ________ the sun. It’s bad for your eyes.
A. on B. in C. at