—Where is your homework, Henry? 

— Here you are, Dad. I completed it two hours ago.

A.had B.made C.finished

— The Earth is polluted.

— It's our duty to protect the Earth for our future.

A.make…dry B.keep…safe C.keep...warm

—I hear you and your cousin are studying in the same middle school.

— Yes, we usually go to school together.

A.with each other B.by ourselves C.all the way

— Honey, stay here and I'll return in five minutes.

— Oh, you can't leave me alone.

A.go away B.come back C.stand up

— When are you free?

— The day after tomorrow. That is,  I'll have time this Thursday.

A.In the end B.In other words C.In fact

— Shenzhen is a modern and international city.

— There are many tall buildings in the centre of the city.

A.on the left of B.in the middle of C.at the bottom of

— Another cloudy day！

— Well,look, I think the clouds will disappear and that the sun will __ soon.

A.fall B.burn C.shine

— Linda has great ___ in playing the piano.

— Yes, she has been learning it since she was six years old.

A.trouble B.skill C.reason

— I’ve cleaned up the room. You can check it.

— No ___ anywhere. You really did a good job.

A.dust B.noise C.secret

— I can’t miss the meeting. It's very__ to me.

— OK, let me drive you there, or you will be late.

A.difficult B.important C.possible