10. We put a strong stick near a young tree ________ make it straight.

A. so that　　　　　　　 　　　 B. in order that　　　 C. in order to　　　　 D. so that

9.-To explore the universe will take lots of time and cost lots of money.

-But I think it _______.

A. worth doing　　　　　　　 　　　 B. worth it　　　　　　 C. is worth　　　　　　 D. is worth it

8.The man lost his job two days ago.________, he lost his house and fell ill this morning.

A. What’s worse 　　 　　　 B. What’s most　　　 C. What’s more　　　 D. What’s worst

7. This kind of food ________ in a cool, clean and dry place according to the instruction.

A. should carry　　　 　　　 B. should be kept　 C. must be put　　　 　　　 D. must put

6.-What _______ the TV play Home With Kids _______?

-Sorry, I don’t know. You can search the Internet for help.

A. are; based on　　　 　　　 B. is; base on　　　　 C. are; base on　　　　　　　 D. is; based on

5.-Could you tell me the population of our city?

-More than three million, about _______ as _______ as that of Beijing.

A. a quarter; many　 　　　 B. a quarter; large　 C. quarter; much　　 D. quarter; larger

4.-How long have you been here?

-It ______ two years since we came here.

A. was　　　　　　　　　 　　　 B. were　　　　　　　　 C. have been　　　　　 D. has been

3. The earth moves around the sun ________ about 150 million kilometers.

A. at a distance　　　　　　　 　　　 B. for a distance of C. at a distance of　 D. in a distance

2. Sometimes your choice ________ by the amount of money you have to spend.

A. is limited　　　　　 　　　 B. to limit　　　　　　 C. limiting　　　　　　 D. limited

1.-Can spaceships reach the stars _______ the solar system?

-No. So far, no spaceship has managed it.

A. out　　　　　　　　　　 　　　 B. away　　　　　　　　 C. up　　　　　　　　　　 D. beyond