新视野大学英语视听说教程4第二版答案(含unit-test)

. when competitiveness

unmanned regularly extra households Previously

when competitiveness

unmanned regularly extra households Previously

To serve these new shoppers it is also To serve these new shoppers it is also necessary for more stores to remain open necessary for more stores to remain open and thus more people to work on weekends and thus more people to work on weekends Weekends are days when people can safely Weekends are days when people can safely sleep in and also not have to worry as sleep in and also not have to worry as much much about the ill effects of a hangover about the ill effects of a hangover One area in which the weekend has

One area in which the weekend has remained

remained unaffected is education. where

unaffected is education, where schools are

schools are shut on Saturdays and

shut on Saturdays and Sundays

Sundays

P3 CABDD P4 CACDB AACBB

Unit 8

Lead in > Task 1 c a f d g b e Task 2

(1) (2) (3) (4)

Your answer

GM crops stem cell genetic map cloning

Correct answer GM crops stem cell genetic map cloning

Basic listening

BACAC

Listening in > Task 1

BAABD

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. Task 2

Your answer Correct answer (1) Research Research (2) genes genes (3) journal journal (4) warn warn (5) productivity productivity (6) grow grow (7) survival survival (8) Plant breeders have already used Plant breeders have already used

preliminary information from preliminary information from the rice genome to create the rice genome to create experimental strains of rice experimental strains of rice that better resist cold and that better resist cold and pests pests

(9) The new map could better explain The new map could better explain

more than just rice. Rice shares more than just rice. Rice shares a common ancestor with other a common ancestor with other cereal crops cereal crops

(10) While significant progress has While significant progress has

been made in the analysis of the been made in the analysis of the rice genome, the mapping of the rice genome, the mapping of the human genes is also making human genes is also making headway headway

Task 3 CBDAD

Let's talk > Task 1

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)

Your answer

kitchens opposed labeled completely law no way

GM ingredients choice tougher any content the public fear safer naturally

Correct answer kitchens opposed labeled completely law no way

GM ingredients choice Tougher any content the public fear safer naturally

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. (15) cheap (16) decide cheap

decide

Further listening and speaking Task 1

Your answer (1) biotechnology (2) rejected (3) special labels (4) 73 percent to 27 percent

Correct answer biotechnology rejected

special labels

73 percent to 27 percent / 73% to 27%

(5) a new type of tomato a new type of tomato (6) against against (7) save lives save lives (8) improve the human condition improve the human condition (9) medicines medicines (10) conventional foods conventional foods

Task 2 AABBA Task 3 DBACC

Viewing and speaking > Task 1

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17)

Your answer

trees

native genes black onion taste poisonous tested toxic fish popular bigger food

normally larger threefold genes

originally

Correct answer trees

native genes black onion taste poisonous tested toxic fish popular bigger food normally larger threefold genes

originally

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. (18) (19)

(20)

(21) different

risks

laboratory environment different risks

laboratory environment

Unit test

P1 CBDBD P2

Your answer yield identify central abnormal how to signals

The most important potential application of human stem cells is perhaps the generation of cells and

tissues

Correct answer

yield identify central abnormal how to signals

The most important potential application of human stem cells is perhaps the generation of cells and

tissues

Stem cells, directed to differentiate Stem cells, directed to differentiate into specific cell types, will offer a into specific cell types, will offer a source of replacement cells and tissues source of replacement cells and tissues it may become possible to generate it may become possible to generate healthy heart muscle cells in the healthy heart muscle cells in the laboratory and then transplant those laboratory and then transplant those cells into patients with chronic heart cells into patients with chronic heart

disease disease

P3 BDCAC P4 BDCAC ABBAD

Unit 9

Lead in > Task 1 d f a h g c b e

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