() 4. Don’t throw waste paper anywhere. It’s our duty to keep our school .

A. clean   B. cleaned     C. cleaning   D. cleanning

() 3. It only me half an hour to school every day last term.

A. takes;riding   B. spent;to ride

C. cost;walk   D. took;to walk

() 2. — What is that in the sky?

—It’s UFO.

 A. a   B. an     C. the   D. /

() 1.(2015.资阳) We stopped , but there was not any sound.

A. to listen   B. listens

C. listen   D. listening

5. My father’s hands are over twice (large) than mine.

4. Stop (talk) ，please. Let’s begin our meeting.

3. I (see) one UFO yesterday. It’s just like a plane.

2. The students are going to the museum to learn about some (amaze) things.

1. It's very hot in the room. Keep the door (open) , please.

8. Our noses and ears never stop g .