一、单项填空（共15小题，每小题1分，满分15分）

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

1. —Have you got an iPhone 6?

—No, many young people now say “No” to it because of          follow-up service.

A. it’s                  B. it             C. its                   D. itself

2. Some students often enjoy music to relax themselves          classes.

  A. among                  B. over                         C. during               D. between

3. —Look! He’s running so fast!

  —Hard to          his legs were once broken.

A. know                   B. imagine                    C. think                 D. understand

4. —How do you like the apple pie I made yesterday?

  —Great! It’s          one I have ever had.

A. delicious        B. the least delicious      C. more delicious D. the most delicious

5. —         do you do Yoga exercise, Linda?

—Twice every week.

A. How soon             B. How long       C. How often         D. How far

6. Hanggai Band got the first prize in the competition of Sing My Song. They are very

         with many people who like their style.

A. strict                    B. popular                    C. similar                     D. welcome

7. A quiet boy like Daniel would like to stay at home doing nothing          going out.

A. instead of             B. less than                 C. such as                     D. together with

8. —         weather! It has rained the whole afternoon.

  —I’ve heard it will not stop until the next few days.

A. What a bad  B. What bad               C. How bad      D. How bad a

9. Tim is crazy about exploring. He continues doing it          he meets up with many difficulties.

A. though               B. so                   C. but                       D. or

10. —Must I finish the exercise in class?

—No, you         . You may leave it as homework.

A. can’t                  B. needn’t                    C. shouldn’t                  D. mustn’t

11. It’s said that the 3-D film The Great Wall will          at the end of 2016.

A. come out            B. come down        C. come up                   D. come back

12. —What do you think of my new dress?

—Sorry, but what did you say? I          about something else.

A. think         B. thought         C. am thinking     D. was thinking

13. —Can you tell me         ?

—This afternoon.

   A. when we will try Nanjing Metro Line 3

B. where we can take Nanjing Metro Line 3

   C. how many stations Nanjing Metro Line 3 has

D. whether Nanjing Metro Line 3 has come into use  

14. —I think Mr Brown is a nice headmaster.

   —        . He has his own ways to satisfy our teachers and students.

A. I’m not sure B. I’m afraid not   C. I don’t think so       D. I agree

15. —Shall we ask more friends to help raise money for charity?

—Good idea. As an old saying goes,         .

   A. never too late to learn                      B. no pains, no gains

   C. many hands make light work             D. don’t put all your eggs in one basket

二、完形填空（共10小题，每小题1分，满分10分）

阅读下面短文，从短文后所给各题的四个选项（A、B、C、D）中，选出可以填入空白处的最佳选项。

Are we humans alone in space? Scientists have been working on this question for a long time. And recently, new   16   offer more hope that some form of life was on Mars in the past and perhaps is still there   17  .

According to a new report in the book Science, the Mars Explorer Curiosity has found more methane(甲烷) in   18   air. It might suggest the possibility of life.

During the last 20 months, Curiosity has found methane many times, and four of them, it tested at a level 10 times   19   than usual. “It’s a great increase,” said Christopher Webster, the lead scientist.

This new finding has made a big change. In September 2013, Curiosity found almost   20   sign of methane on Mars. Just weeks later, however, Curiosity   21   the gas.

If there’s methane in Mars’ air, where is it coming from? Scientists aren’t sure. Methane is also found in Earth’s air and comes from animal and plant life, as well as from the environment   22  .

“There are many   23   sources(来源), such as actions between water and rock,” guessed Sushil, a scientist of the Curiosity team.

Also, for the first time, Curiosity found some other organisms(有机物) in the rocks of Mars. Organisms are thought to be the necessary things to form life. Scientists aren’t sure where these organisms come from. They could have formed on Mars   24   landed on Mars by meteorites.

For the next three years, Curiosity will   25   looking for more organisms in rocks and exploring Mars. There is still a long way to go!

16. A. discoveries B. inventions         C. books                D. magazines

17. A. in time        B. at present          C. at once                     D. in future

18. A. Earth’s        B. Sun’s                      C. Moon’s                    D. Mars’

19. A. high                   B. low                          C. higher               D. lower

20. A. all               B. no                           C. every                      D. much

21. A. picked up            B. put up                     C. gave up                    D. opened up

22. A. himself        B. themselves               C. herself                     D. itself

23. A. possible             B. necessary          C. certain                     D. important

24. A. and                    B. but                          C. so                           D. or

25. A. stop                    B. practice                   C. keep                        D. remember