The students have kept working for two hours. Ask them _____ a rest, please. [

题型：北京模拟题难度：来源：

The students have kept working for two hours. Ask them _____ a rest, please.

[ ]

A. have
B. had
C. having
D. to have

答案

举一反三

Please tell the kids not ______ near the river. It"s too dangerous. [ ]
A. play
B. playing
C. to play
D. played

题型：北京模拟题难度：| 查看答案

He coughed day and night. The doctor asked him ______ smoking. [ ]
A. to give up
B. give up
C. giving up
D. gives up

题型：北京模拟题难度：| 查看答案

—We can use QQ to talk with each other online.
—Really? Could you please show me how ______ it? [ ]
A. to do
B. doing
C. do
D. does

题型：北京模拟题难度：| 查看答案

—My parents always tell me ______ others late at night.
—They are right. It"s not polite. [ ]
A. not to call
B. calling
C. not call
D. calls

题型：北京模拟题难度：| 查看答案

What do you plan _______ during the summer vacation? [ ]
A. to do
B. do
C. doing
D. done

题型：北京模拟题难度：| 查看答案