构思新颖，品质一流，适合各个领域，谢谢采纳
Unit7
Basic listening practice
A A D B C
Listening in > Task 1
D C A A B
Listening in > Task 2
D C A A B
Listening in > Task 3
1. rest 2. Sunday
3. industrial revolution 4. God
5. six-day work week 6. late 19th and early 20th 7. relaxation 8. great boon 9. consumer spending 10. Second World War 11. two days 12. do not work 13. religious activities
Let's talk > Task 1
1. held back 2. transport 3. highest 4. subsistence 5. lower
6. 2,000-kilometer 7. minerals 8. potential 9. development 10. number one 11. tourism 12. only two 13. landscapes 14. fascinating 15. commuting 16. tourist 17. ruined 18. history 19. traditional 20. mistakes
Further listening and speaking > Further listening > Task 1
A A B B B
构思新颖，品质一流，适合各个领域，谢谢采纳
Task 2
C A B B D
Task 3
A B C D C
Further listening and speaking > Viewing and speaking > Task 1
1. book 2. search engines 3. real customers 4. judge 5. 250 pounds 6. two days / 2 days 7. partying 8. click 9. targeting
Unit 7 test
C A B D D 1. when
2. competitiveness 3. unmanned 4. regularly 5. extra 6. households 7. Previously
8. To serve these new shoppers it is also necessary for more stores to remain open and thus more people to work on weekends
9. Weekends are days when people can safely sleep in and also not have to worry as much about the ill effects of a hangover
10. One area in which the weekend has remained unaffected is education, where schools are shut on Saturdays and Sundays C A B D D
C A C D B A A C B B
Unit8
Lead in > Task 1
C A F D G B E
Lead in > Task 2
1. GM crops 2. stem cell 3. genetic map 4. cloning
Basic listening practice
B C D A C
Listening in > Task 1
B A A A D
Listening in > Task 2
构思新颖，品质一流，适合各个领域，谢谢采纳 1. Research 2. genes 3. journal 4. warn 5. productivity 6. grow 7. survival
8. Plant breeders have already used preliminary information from the rice genome to create experimental strains
of rice that better resist cold and pests
9. The new map could better explain more than just rice. Rice shares a common ancestor with other cereal crops 10. While significant progress has been made in the analysis of the rice genome, the mapping of the human genes
is also making
Task 3
C B D A D
Let's talk > Task 1
1. kitchens 2. opposed 3. labeled 4. completely 5. law 6. no way 7. GM ingredients 8. choice 9. Tougher 10. any content 11. the public 12. fear 13. safer 14. naturally 15. cheap 16. decide
Further listening and speaking > Further listening > Task 1
1. biotechnology 2. rejected 3. special labels
4. 73 percent to 27 percent / 73% to 27% 5. a new type of tomato 6. against 7. save lives
8. improve the human condition 9. medicines 10. conventional foods
? Task 2
? A A B B A
构思新颖，品质一流，适合各个领域，谢谢采纳
Task 3
D B A C C
Further listening and speaking > Viewing and speaking > Task 1
1. trees 2. native genes 3. black 4. onion 5. taste 6. poisonous 7. tested 8. toxic 9. fish 10. popular 11. bigger 12. food 13. normally 14. larger 15. threefold 16. genes 17. originally 18. different 19. risks 20.laboratory 21.environment Unit 8 test
C B D B D 1. yield 2. identify 3. central 4. abnormal 5. how 6. to 7. signals
8. The most important potential application of human stem cells is perhaps the generation of cells and tissues 9. Stem cells, directed to differentiate into specific cell types, will offer a source of replacement cells and tissues 10. it may become possible to generate healthy heart muscle cells in the laboratory and then transplant those cells into patients with chronic heart disease B D C A D BDCACABBAD
Unit9
Lead in > Task 1
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Basic listening practice
A C D B A
构思新颖，品质一流，适合各个领域，谢谢采纳
Listening in > Task 1
A C D C B
Listening in > Task 2
C D C A B
Listening in > Task 3
1. downtown 2. loan 3. security 4. agreed 5. against
6. underground 7. settle
8. That will be $5,000 in principal, and $20.30 in interest
9. We're very happy to have had your business, and this transaction has worked out very nicely, but we are a
little puzzled
10.Where else in Manhattan can I park my car for two weeks for only $20.30 and expect it to be there when I
return
Let's talk > Task 1
1. trouble 2. sales 3. save 4. backed 5. salary
6. private medical 7. 100,000 pounds 8. another 9. money 10.hire 11.debt
12.face the facts 13.securing 14.difficult 15.contacts
16.schoolboy excuse
Further listening and speaking > Further listening > Task 1
1. environment 2. economy 3. minus
4. enterprise's 5. benefits 6. demands
7. balanced, sustainable 8. generations
Task 2