The boy has been missing for three days and his parents are worried about his________.

A.safety B.activity C.decision D.choice

—How often do you_________ English to practice your pronunciation?

—Every day.

A.read B.watch C.look D.see

—It's hot today, isn't it?

—Yes, I can't stand hot weather, but it will be even________ tomorrow.

A.hot B.cold C.hotter D.colder

I was doing my homework_______ my sister was watching TV at eight last night.

A.after B.when C.before D.while

—Is the man in blue under the tree Mr. Green?

—No. It_________ be Mr. Green. He has gone to Shanghai.

A.must B.can’t C.might D.could

The Internet is__________ used by people to search for information.

A.widely B.luckily C.specially D.carefully

There are so many things to do on the farm. I look forward to_______ there again soon.

A.go B.went C.going D.gone

—Alice looks so excited today.

—Because she_________ the first prize of the singing competition this morning.

A.win B.won C.wins D.winning

We'd like to__________ some interesting stories to cheer up the sick children in hospital.

A.give up B.take up C.make up D.grow up

She__________ about five pounds because she ate too much and never took any exercise.

A.put on B.put up C.put down D.put out