The environment here becomes better and better． birds are coming back．（ ）
| A． |
Hundred |
B． |
Hundreds |
| C． |
Thousand |
D． |
Thousands of |
We should study hard we can get much knowledge．（ ）
| A． |
when |
B． |
so that |
C． |
unless |
D． |
in order to |
My father asks me in the street．It's dangerous．（ ）
| A． |
not to play |
B． |
not play |
| C． |
not playing |
D． |
don't play |
﹣Excuse me，do you know every day？
﹣It closes at 9：00 p．m．（ ）
| A． |
when does the library close |
| B． |
when will the library close |
| C． |
when the library closes |
| D． |
when the library closed |
I will go camping if it this weekend（ ）
| A． |
won't rain |
B． |
isn't raining |
| C． |
don't rain |
D． |
doesn't rain |
﹣Is Julie as tall as you？﹣No，she isn't．She's than me．（ ）
| A． |
tall |
B． |
short |
C． |
taller |
D． |
tallest |