After living in Paris for fifty years, he returned to the small town _____he grew up as a child.
| A．which | B．where | C．that | D．when |
We must set about _____ our lesson for the mid-term examination.
| A．reviewing | B．reviewed | C．to review | D．to reviewing |
I can't understand _____ at that poor child.
| A．you to laugh | B．you laughing | C．you laugh | D．why laugh |
–Can you spare me some time? –I'm afraid not. I have lots of letters _____.
| A．doing with | B．to do for | C．to deal | D．to deal with |
The patient was warned _____ oily food after the operation.
| A．to eat not | B．eating not | C．not to eat | D．not eating |
–I must apologize for _____ ahead of time. –That's all right.
| A．letting you not know | B．not letting you know |
| C．letting you know not | D．letting not you know |