参考答案

I. Listening Comprehension 
1--10. ABDCA ACCDA 11--13. CDA 14--16. BCD

17. extend 18. 2305 19. booked 20. check

21. Labor Day (celebrations) 22. New Zealand

23. 3 days 24 on the Internet

II. Grammar and Vocabulary

25--40. CCDCA DCBBD BCCDB D 41--49. CHBJA FDEG

III. Reading Comprehension
50--64. ACBDB ACBDA BCDBA

65--68. CACB 69-71. DBD 72--15. DBCA 76--80. DBCFE

81. By using tunnel fans to circulate air

82. 150 million

83. cutting pollution, saving money and energy, and make the neighbors happy

84. The benefits of planting trees around poultry farms

I. Translation

1. Jim answered his teacher’s question(s) without (any) hesitation.
Jim answered the question(s) asked by his teacher with no hesitation.

2. It’s (really/ absolutely/ fairly) essential for young people to learn to be responsible for what they do/ are doing/ have done.
It’s (really/ absolutely/ fairly) essential that young people (should) learn to be responsible for what they do/ are doing/ have done.

3. So demanding/ tough/ challenging/ is the job that few people are qualified for/ equal to it.

4. While online shopping is convenient, the security/ safety of personal information can’t be ignored/ neglected/ overlooked.
While it is convenient to shop/ do shopping online, we can’t ignore/ neglect/ overlook the security/ safety of our personal information.

5. Students (will/ may) benefit a lot from/ by studying abroad, but they are likely to face/be faced with a series of challenges that they will never meet (with) before.
Studying abroad/ Going abroad for further studies benefits/ (will/ may) benefit students a lot, but they are likely to face/be faced with a series of challenges which are greater than ever (before).
Students (will/ may) benefit a lot from/ by studying abroad, but it is likely that they will face/be faced with a series of challenges that they will never meet (with) before.

II. Guided Writing

略