新概念英语第二册21—24课试题答案,50分!

Lesson 21
练习答案 Key to written exercises
1．关键句型练习答案
A …passing planes can be heard(1.2); The airport was built (1.2); it could not be used then(1.3); a hundred people must have been driven away(11.4-5); this house will be knocked down by a passing plane(11.6-7); I have been offered a large sum of money(1.7)
C 1 A message will be sent immediately.
2 All these goods must be sold.
3 I told you the parcel would be received in time.
4 The letter has to be delivered by hand.
5 Your letter must have been lost In the post.
2．难点练习答案
A (sample answers)
The dog drove the sheep out of the field.
The police drove the crowds back.
I drove my car into the garage.
B1 home 2 houses 3 house 4 home
3．多项选择题答案
1c 2d 3c 4d 5a 6c
7b 8b 9a 10d 11c 12c
Lesson 22
1．关键句型练习答案
1 from 2 on 3 in 4 on 5 from
6 from 7 of 8 on 9 from 10 in
11 on…in 12 of 13 in 14 on 15 of
16 of 17 from 18 of…on 19 on 20 of…of
21 of 22 of/from 23 of 24 from 25 in
2 6on 27 on 28 from 29 on 30 in
31 from 32 on 33 on 34 on 35 in
36 from 37 on 38 on 39 in 40 of
41 on 42 on 43 of 44 in 45 in
46 in 47 from 48 of 49 of 50 of
51 on 52 of 53 from 54 in
2．多项选择题答案
1d 2b 3d 4d 5b 6d
7a 8 c 9d 10 a 11b 12 b
Lesson 23
1．关键句型练习答案
C 1 wrote 2 had finished 3 breaks 4 shall/will go
D 1 told…would 2 told…had lost 3 said…did not like
2．难点练习答案
1 It 2 There 3 There 4 there 5 It
6 It 7 There 8 it 9 there 10 it
3．多项选择题答案
1a 2a 3a 4c 5c 6a
7d 8d 9b 10b 11a 12d
lesson 24
1．难点练习答案
A 1 received 2 on the 3 On the
4 believes 5 of 6 salary
7 lend 8 asked for 9 Apart from
10 an irritable 11 are 12 pay attention to
13 Remember 14 suit 15 grow up
16 beside 17 It's…exciting 18 understand
19 home 20 There is
B 1 What a wonderful garden(this is)!
2 What a lot of trouble he is causing!
3 What a tall building (it is)!
4 What a clever girl you are!
C 1 He handed the prize to me.
2 The waiter brought the man a bottle of beer.
3 I've ordered you some soup.
4 Bring me that book please!
5 She promised the finder a reward.
D 1 haven't any/have no money.
2 I didn't go anywhere/went nowhere in the holidays.
3 There wasn't anybody/was nobody present when the accident happened.
E 1 It's George's.
2 It's that woman's.
3 I like Keats' poetry best.
4 They're the children's.
5 They're the soldiers'.
F 1 off 2 back 3 up 4 over 5 on 6 away
G 1 I put my hat on.
2 I took my coat off.
3 He put the fire out.
4 They cut the king's head off.
2．多项选择题答案
1b 2a 3a 4c 5a 6a
7 c 8 c 9 c 10 b 11a 12

Lesson 21
Mad or not?
是不是疯了
First listen and then answer the question.
听录音，然后回答以下问题。
Why do people think the writer is mad?

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21课 C D C D A C B B A D C C
22课 D B D D B D A C D A B B
23课 A A A C C A D D B B A D
24课 B A A C A A C C C B A B

24课1．难点练习答案
A 1 received 2 on the 3 On the
4 believes 5 of 6 salary
7 lend 8 asked for ...