ou'd better _______all the lights are off before you go to bed.
| A．look through | B．find out | C．take care | D．make sure |
Why not look up the new word in a dictionary you don’t know it?
| A．if | B．that |
| C．though | D．whether |
Can you hear someone in the classroom? It is Mary.
| A．sing | B．sings |
| C．singing | D．sang |
To my surprise, my brother can speak English .
| A．lively | B．perfectly |
| C．badly | D．friendly |
We are leaving tomorrow. We will be away next Friday.
| A．from | B．until |
| C．on | D．since |
I am sorry this coat is not big enough. I want a one.
| A．bigger | B．big |
| C．smaller | D．small |