11. The government gave several good ______ for increasing the tax on cars.
A. purposes B. reasons
C. questions D. problems
12. We’ll have to find a new ______ of income.
A. source B. means
C. way D. method
13. The workers’ claim for a 10-percent pay rise has been under ______ of the government.
A. idea B. agreement
C. consideration D. opinions
14. The company decided to ______ the contract because a number of the conditions in it had not been met.
A. destroy B. resist
C. deny D. cancel
15. On the ______ of our sales forecasts we may begin to make a profit next year.
A. basis B. base
C. case D. reason
（二）语法结构（15分）
选择最佳答案完成句子，错选、多选或未选均无分。
16. I didn’t mean ______ anything but these apples looked so nice that I wouldn’t resist trying one.
A. to eat B. eating
C. eat D. having eating
17. It was not until she had arrived home ______ she remembered her appointment with the doctor.
A. when B. that
C. and D. so
18. He has ______ heavy a work load that it is difficult for him to find time to travel around.
A. such B. too
C. so D. much
19. Since she has very high blood pressure，her doctor recommends that she ______.
A. not drink B. will not drink
C. does not drink D. not to drink
20. I didn’t pass the mid-term examination. What bad luck! But from now on，I will never forget ______ my homework.
A. to do B. do
C. done D. doing
