19、---- Why don’t we take a little break ?

---- Didn’t we just have ______ ?

       A. it                      B. that                   C. one                   D. this

18、 He little realized that he had offended the new colleague, ______?

       A. had he               B. didn’t he            C. hadn’t he           D. did he

17、You realize that you were driving at 80 miles per hour, don’t you ?

--No, officer, I ______ . This car can’t do more than 70.

       A. don’t need to be                             B. must not have been

       C. couldn’t have been                        D. needn’t have been

16、I can’t concentrate ______ my lessons unless I’m free ______ noise.

       A. on …with         B. at…from           C. on…of             D. with… of

15、This is where ______ of the Amazon flow out into the sea.

       A. water                B. the water           C. waters                     D. the waters

14、His daughter is always shy in ______ and she never dares to make a speech to ______.

A. the public…the public                     B. public…the public

C. the public…public                          D. public…public

13、Write a composition in 120-150 words according to the instructions given below.

自信 (self-confidence) 对一个人来说是非常重要的，但不是每个人都能做到自信。谈谈你的看法。

二、选择题

（每空？ 分，共？ 分）

12、他们利用这次出国的机会大致了解了西方人的生活和饮食习惯。（ advantage ）

11、在调查之后，警方得出结论：花店老板应该为这场大火负责。（conclusion）

10、我从没想到办公室的空气质量会对我们有这么大的影响。（occur）