12. ---- Water can dissolve almost anything and give nutrients to creatures.

　 ---- Yes, and that’s one of its __________.

　　 A. characters　　　　　 B. properties　　　　　 C. qualities　　　　　　 D. ability

11. They need a person who sets standards of competence(能力) and integrity(正直)

　 ____________.

　 A. aiming at　　　　　　 B. aimed at　　　　　　 B. to aim at　　　　　 D. to be aimed at

10. The student couldn’t _________what the teacher was trying to explain.

A. know　　 　　 B. grasp　　　 　　　　　 C. learn　　　 　　　　 D. get

9. I got this job in the factory through an employment ________.

A. company　 　 B. shop　　　 　　　　 C. agency　　　　 　 D. medium

8. We didn’t expect that. The party _____ well.

　　　 A. turned out　　　　　　 B. became　　　　　 C. worked out　　　　　　 D. got

7. Now, in our country free medical treatment covers sickness of mind as well as ______ sickness.

A. normal　　　　 B. average　　　　 C. regular　　　　　 D. ordinary

6. -- Opportunity, succeeded in finding signs that water once existed on the planet on Mars in January, 2004, as you know.

--Yes, scientists now believe that the planet　　　　 　life.

A. should once have supported　　　　 B. must once have supported

C. could once have supported　　　　　 D. would once have supported

5. when　　 the future, many people will imagine a life　　　　 high-tech devices.

A. thinking of, full of　　　　　　　　 B. thought about, full of

C. thought of, filled with　　　　　　　 D. thinking about, filled with

4. ---Do you think he will do me a favor?

---As far as I know, he is the last one to help others. He ___ be prepared to give you a hand, though.

A. might　　 　　　　　　　 B. must　 　　　　　　　 C. can　　 　　　　　　　 D. should

3. As we all know, every minute _____ full use of ____ our lessons will do good to our students.

A. which makes; studying　 　　　　　　　　　　 B. when made; to study

C. that is made; study 　　　　　　　　　　　　　　 D. that is made; studying