Are you Bob? ___________. I’m Mark.
| A．Yes, I am. | B．No, I’m not. |
| C．Yes, I’m not. | D．No, I am. |
— I’m sorry that John is out.
— Please ask him to call me as soon as he __________.
| A． returned |
| B． returns |
| C． will return |
| D． return |
— Shirley, I know you ___________ a book about China, Have you finished it?
— Not yet. Maybe next year.
| A． wrote |
| B． have written |
| C． are writing |
| D． will write |
The food ________ because it _________ good.
| A． sold out soon; was tasted |
| B． was soon sold out; tasted |
| C． has soon sold out; tasted |
| D． will soon sold out; tasted |
He __________ when I go to see him.
| A． will always work |
| B． has always worked |
| C． is always working |
| D． works always |
Great changes __________ in China in the past few years.
| A． were taken place |
| B． took place |
| C． have been taken place |
| D． have taken place |