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21世纪大学英语应用型视听说教程2Quiz答案

Unit 1

1-10 ABDBDCABBC 11-20 BACAA BCDCD 21-25 BACBD

26 diets 27 designed 28 risks 29 products 30 reported 31 storage 32prevent 33infection 34 The guide offers suggestions on how to prepare food safely. 35 Businesses in the area will have waste removal services and fresh water. 36 not to prepare and sell food when they are sick

Unit 2

1-10 ADBD C BBDAB 11-20 DDCCA BDCAB 21-25 BDABD

26 forms 27 extinct 28 considering 29 evolve 30 creatures 31 circumstances 32 adapt 33 survive 34 One good possibility is that a meteor crashed into Earth 35 The dust might have made the air difficult to breathe 36 a volcano or many volcanoes erupted and caused changes in the weather

Unit 3

1-10 BDBBB DCADD 11-20 CBBCD ADDDA 21-25 BDABC

26 particular 27 advance 28 rewarding 29 individuals 30 tend 31 relies 32 negatives 33 commitment 34 If you don’t like playing in wet , windy, cold conditions, then they may not be perfect for you 35 Indeed, you can even play indoor variations of football and cricket 36 it’s clear that you need to select something that’s right for you

Unit 4

1-10 BADCB DACCD 11-20 BCCDA BADDB 21-25 ABACD

26 vocation 27 volunteer 28 break 29 charity 30 valuable 31 community 32 projects 33 remote 34 trying to collect the seeds to prevent new plants from growing 35 students say they get a sense of satisfaction from offering a hang during their break 36 She is doing something meaningful and worth her time

Unit 5

1-10 CCABDCCCDAD 11-20 ADDCCADCCA 21-25 DBADB

26 foundation 27 civilization 28 raised 29 fundamental 30 responsibility 31 model 32 material 33 stability 34 However, this traditional value is gradually diminishing due to the changes in the present lifestyle and culture 35 the people’s modern lifestyle is significantly faster and more complicated 36 children are being given inadequate attention causing modern social problems that are harmful for the society as a whole

Unit 6

1-10 BBCAB DDCBD 11-20 CCBDC