题目内容
The exercises are too hard. I don't think he can finish ________ them in an hour.
- A.do
- B.to do
- C.doing
- D.does
C
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-Could you please help me take the exercise books to your classroom?
-_______.
-_______.
| A.No problem. | B.I hope so. |
| C.That’s all right. | D.That’s a good idea. |