You spend too much time on your mobile phone. You are supposed to the time you spend on it.

A. cut off B. cut down C. cut up

We all want to know who can________the physics problem?You know，it’s very difficult．

A. work out

B. take out

C. set out

D. look out

his parents he likes the red car,but they can't afford it.

A. Both;and B. Not only;but also

C. Neither;nor D. Either;or

The students are interested in English and they all hope an English club.

A. join B. joining C. to join D. joined

Lisa remember her mother.But her mother hasn't received the letter.

A. to write B. writes C. writing D. wrote

You'd better your shoes before you go into her bedroom. Your shoes may make her new carpet dirty.

A. turn off B. cut off

C. take off D. put off

In the past few years, many schools ______ the ways of doing morning exercises.

A. change B. changes C. will change D. have changed

（2017年黑龍江哈爾濱）Some boys in our class _____the footbal club for a year．They are crazy about playing football now．

A. joined B. have joined C. have been in

He _____ go out with his parents, but now he ______ staying at home alone.

A.used to; used to B.is used to; used to

C. is used to; is used to D. used to; is used to

–Why are you so worried?

-I’ve lost the watch ______ my dad bought me on my birthday.

A. what B. who C. whose D. which