1 . —Finally, I realized that behind every ________ class is every teacher’s hard work.
—Yes, so we should listen to them carefully in class.

A．difficult

B．boring

C．natural

D．lively

2 . The solutions have to do with better planning, like making a(n) ________ plan for better schoolwork.

A．outgoing

B．weekly

C．normal

D．rich

3 . Friends make it easier for us to go through difficulties in life. They provide a ________ for us to cry on.

A．hand

B．shoulder

C．neck

D．head

4 . The fire broke out in a shoe factory and ________ an area of more than 800 square meters.

A．moved

B．reached

C．burned

D．planted

5 . A ________ in a bus, boat, plane is a person who is travelling in it, but who is not driving or working on it.

6 . I don’t know ________ here, but I’m lucky because my new neighbor is very friendly.

A．somebody

B．nobody

C．anybody

D．everybody

7 . To avoid waste, remember to ________ all the lights when you leave the hall.

A．turn off

B．turn on

C．turn up

D．turn down

8 . Some holes were ________ yesterday. We can put the young trees in them now. And we can see many big trees in several years.

9 . The nice little dogs are so lovely. They often wave their ________ happily to welcome the owner back home.

10 . Students who seriously break school rules are supposed to be ________.