Do you understand what he said just now？
________．（ ）
| A． |
One by one |
B． |
More or less |
| C． |
From time to time |
D． |
Here and there |
I think the environment is terrible these years．
Yes， it will be even worse the government takes action it．（ ）
| A． |
until； protect |
| B． |
unless； to protect |
| C． |
if； protecting |
This year is the 49th Earth Day and I think we should people not to too many trees．（ ）
| A． |
call on； cut down |
| B． |
call at； cut up |
| C． |
call in； cut off |
You throw it away． It can ．（ ）
| A． |
needn't； recycle |
| B． |
needn't； be recycled |
| C． |
don' t need； be recycled |
We are about the news that Beijing will hold the Winter Olympics in 2022．（ ）
| A． |
excited； exciting |
| B． |
exciting； excited |
| C． |
excited； excite |
I'd like to know for the picnic．
I'm not sure． Maybe she has bought some drinks and snacks．（ ）
A．why did she buy so little food
B．what she has prepared
C．when is she leaving