The teacher told us that everyone has an important role ________in protecting the earth from________.
| A．to play; to pollute | B．to be played; to be polluted |
| C．to play; being polluted | D．to be played; being polluted |
He was just about to jump into the river luckily his guide saw him and stopped him.
| A．while | B．as | C．when | D．since |
The lecture on how to enjoy pop music is really worth .
| A．very; listening | B．well; listening to |
| C．well; attending to | D．very; attending |
This kind of work by hand, but now it is done by electricity.
| A．get used to doing | B．used to be done |
| C．was used to doing | D．used to do it |
She is well-known her poems and she is also famous an actress.
| A．for; or | B．as; as | C．for ;as | D．as; or |
I’ve heard you Portia, your middle-school classmate?
Yeah. We one and a half months ago.
| A．married; got married | B．have married; got married |
| C．have married with; were married | D．got married; were married |