The Great Wall is a place of interest． All of us there before．（ ）
| A． |
has been |
B． |
have been |
C． |
has gone |
D． |
have gone |
Zhang Hua is good atmath and physics．（ ）
| A． |
does well in |
B． |
falls behind |
| C． |
is strict with |
D． |
keeps learning |
The boy failed the English mid﹣term examination． Since then， he worked harder．（ ）
| A． |
At the moment |
B． |
In the future |
| C． |
In the past |
D． |
From then on |
Charlie， don't read in the sun！It is badfor your eyes ！（ ）
| A． |
is good for |
B． |
is harmful to |
| C． |
is cruel to |
D． |
is sad for |
Which one of the two products do you want？
，Either is OK．（ ）
| A． |
Of course |
| B． |
I'm sure |
| C． |
Yes， please |
| D． |
I don't mind |
It's Father's Day， ？
Yes， Let's buy a gift for dad．He works very hard for us．（ ）
| A． |
isn't it |
B． |
doesn't it |
C． |
isn't he |
D． |
doesn't he |