If there aren’t so many cars, our air would be much ____.
| A．clear | B．cleaner | C．clean | D．nice |
There is ________ “u” and _________ “m” in the word “umbrella”.
a, a B. a, an C. an, a D. an, an
--Did you have a good vacation?
--. I enjoyed myself with my family on the beach.
| A．I’m afraid not | B．I’m not sure |
| C．Of course | D．I hope so |
-- do the children take art lessons ? --Three or four times a week.
| A．How long | B．How many times |
| C．How soon | D．How often |
I wanted basketball but I run fast .
| A．to play; can’t | B．play ; couldn’t |
| C．play the; can’t | D．to play; couldn’t |
important decision Tom made !
| A．What a | B．What an | C．How | D．How a |