12. There is hardly an environment on earth _______some species of animal or other have not adapted successfully.

A．to which　　　　　　　　 B．in which　　　　　　　　 C．for which　　　　　　　 D．on which

11. ---How are you getting along with Mary?

---Well, after that quarrel, I tried to avoid her presence, as I felt she was becoming too _______ me.

A．similar to　　　　　　　　 B．known to　　　　　　　　 C．popular with　　　　　　 D．familiar with

10. It _____ long before we ______ the result of the experiment.

A．will not be; will know　　　　　　 　　　　　　 B．is; will know

C．will not be; know　　　　　　　　 　　　　　　 D．is; know

9. It is said in Australia there is more land than the government knows ______.

A．it what to do with　　　　　　　　　　　　　　　　　　　 B．what to do it with

C．what to do with it　　　　　　　　　　　　　　　　　　　 D．to do what with it

8.E－mail, as well as telephones,　 an important part in daily communication.

A．is playing　　　　　　　 B．have played　 　　　　 C．are playing　 　　 D．play

7. The meat you bought last week_____ terrible. It 　　　　bad.

A．smells, must go　　　　　　　　　 　　　　　 B．smells, must have gone　

C．is smelt, must go　　　　　　　　 　　　　　 D．is smelt, must have gone

6. The school has only been open for six months, so it’s hard to _______ its success.

A．weigh　　　　　　　　　　 B．measure　　　　　　　　　 C．evaluate　　　　　　　　　 D．estimate

5. Only in this way　　　　　　 to make improvements in the operating system.

A．you can hope　 　　　 B．you did hope　 　　　 C．can you hope　　　　　　　 D．did you hope

4. He drew the picture quite　 　 the others.

A．different from 　　　　 B．different with 　　　　 C．differently from　　 D．differently with

3. I spent the morning trying to　　 the documents I needed.

A．round up　　　　　　　　 B．round off　　　　　　　　 C．round out　　　　　　　　 D．round on