1. Recently, though, it seems that there has been a reversal of this process across China.
(P 27)
然而，最近在中国这种情况似乎又有逆转的迹象。
Grammar point: Perfective tense
A perfective tense used to express action completed in the past; "`I had finished' is an example of the past perfect"
相关高考试题：
1.（2006江苏）
Although medical science __________ control over several dangerous diseases, what worries us is that some of them are returning.
A. achieved B. has achieved C. will achieve D. had achieve
2.（2006陕西）
The construction of the two new railway lines _______by now.
A. has been completed B. have been completed
C. has completed D. have completed
3. (2007 上海)
With the help of high technology, more and more new substances ______ in the past years.
A. discovered B. have discovered
C. had been discovered D. have been discovered
4. (2007 北京)
I got caught in the rain and my suit____.
A. has ruined B. had ruined C. has been ruined D. had been ruined
5. (2007 福建)
Danny hard for long to realize his dream and now he is popular.
A. works B. is working C. has worked D. worked
6. (2007 江苏)
-______ you ______ him around the museum yet?
-Yes. We had a great time there.
A. Have … shown B. Do … show C. Had … shown D. Did … show
7.(2007 上海春)
The unemployment rate in this district from 6% to 5% in the past two years.
A．has fallen B．had fallen C．is falling D．was falling
答案及解析：1. B 2. A 3. A 4. C 5. C 6. A 7. A
2. Many of these had benefited from the government’s new preferential policies encouraging people to start their own business. (P27)这些都得益于政府鼓励兴办企业的优惠政策。
Here in this sentence, ing-form is used as an attributive;
相关高考试题：
1.（2006湖南）
The wild flowers looked like a soft orange blanket _____ the desert.
A. covering B. covered C. cover D. to cover
2.（2006天津）
Don’t respond to any e-mails _______ personal information, no matter how official they look.
A. searching B. asking C. requesting D. questioning
3.（2006辽宁）
I was told that there were about 50 foreign students _____ Chinese in the school, most _____ were from Germany.
A. study; of whom B. study; of them
C. studying; of them D. studying; of whom
答案及解析：1. A 2. C 3. D
3. The combination of economic and career opportunities, preferential government policies and sponsorship for studying abroad is what lies behind the reversal of China’s brain drain. (P27)经济和就业机会方面的原因，政府优惠政策和对国外留学的资助都在一定程度上促进了中国的人才流失。
1). The usage of “what”
相关高考试题：
1. (2007 全国卷II)
____ matters most in learning English is enough practice.
A. What B. Why C. Where D. Which
2. (2007 上海)
______ he referred to in his article was unknown to the general reader.
A. That B. What C. Whether D. Where
3.(2007 安徽卷])
. You can only be sure of_________ you have at present; you cannot be sure of something _____ you might get
in the future.
A. that; what B. what; / C. which; that D. /; that
4. (2007 福建)
It is none of your business other people think about you. Believe yourself.
A.how B.what C.which D.when
5. (2007 江苏)
Choosing the right dictionary depends on ______ you want to use it for.
A. what B. why C. how D. whether
6.(2007 天津)
The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make ________ it is .
A. what B. which C. how D. where
答案：1. A 2. B 3. B 4. B 5. A 6. A