A lot of trees ______ on the hill yesterday.
| A．are planted | B．will be planted | C．have been planted | D．were planted |
Waste paper shouldn’t everywhere. We must keep our school clean.
| A．have thrown | B．throw |
| C．be thrown | D．be throwing |
Please check your paper to there are no mistakes.
| A．think of | B．find out |
| C．look up | D．make sure |
I didn’t know .
| A．when would the bus arrive |
| B．what has been done |
| C．who left the message |
| D．where did he fix up the bike |
My computer doesn’t work. I want to get it .
| A．repaired | B．to repair |
| C．repair | D．repairing |
The shirt fits me well. It’s big small.
| A．both, and | B．neither, nor |
| C．either, or | D．not only, but also |