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 BACAABCDCD
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 ADBDCBBDAB
11
-
20 DDCCABDCAB
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 BDBBBDCADD
11
-
20 CBBCDADDDA
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 BADCBDACCD
11
-
20 BCCDABADDB
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