新概念2第21-25课练习册答案,是练习册,不是书本,要快!,只有21可行.只有21课也行，大家帮帮忙吧！！

Question

新概念2第21-25课练习册答案,是练习册,不是书本,要快!,只有21可行.
只有21课也行，大家帮帮忙吧！！

Answer 1

lesson 21
A：2 must be written 3 it won't be opened 4 mustn't/must not be used 5 it would be done 6 has to be explained 7 can't/cannnot be found 8 must have been done 9 might have been repaired 10 can't/cannot be done
B: can be repaired,will be repaired by saturday,could be done
C: 1.understand 2.realize 3.offered 4.house 5.home 6.determined 7.drove 8.driving
D: 1 An American cat.
2 Next to a plane at Chicago Airport.
3 The cat was sucked into the plane.
4 It went to zurich,Liberia and then back to Zurich.
5 He said they could hear noise.
6 It has been taken home by an employee at Zurich Airport and has been named "jumbo"
LESSON 22
A:on,in,on,from,in
B:They accused me of stealing the money.
I insisted on paying for the meal.
The autherities must prevent this disease from spreading.
We'll include that girl in the team.
A hupnotist cureed him of smoking.
Just concentrate on studying for your exams.
I'll borrow that book from John.
He's very experienced in solving problems like that.
He suspected her of committing the crime.
Our teacher congratulated us on winning the school basketball championship.
C:His name is Frank.
The writer met the other man ten years ago.
They were sailing across the English Channel.
Because they exchanged addresses.
He is worried because the man wants to visit him with his wife and six chilren!
D:on,of,of,on,from,of,in,on,of,of
LESSON 23
A.
1.a will phone
2.b can be bought
3.c will you be staying
4.a had packed
5.a said
6.b told
7.b was built
8.c must
9.c have
10. c say
11.a are you doing
12.c have been
13.b can't be done
14.c Do you
B.
1. there is 2. It is 3. there is 4.It is 5.Yhere are 6.they are
7.They are 8. They are 9.They are
C.
1.There was 2. it was 3.There were 4.There was 5.there was 6.there was
7.there were 8.they were9.they were 10. it was 11 There was
D.
Our shool is called.It is in the center of Beijing.It was built in 1950,so it is quite an old school.There about...students in our school.The youngest are ...years old and the oldest are...years old.
School starts at 8:00 in the morning and finishes at... The school has got about ...classrooms and lecture rooms,and it also has a large
assembly hall,a gymnasium,three science laboratories and...
Lesson 24
A(Possible completions)
What colour is is,please?
And what's your name?
Can you describe the case?/How big is the case?
And what does it contain?/What's in it?
Does it contain anything else?
When did you leave it here?
What's the book called?
Can I look at it?
B
1 received
2 lend
3 pay attention to
4 remind
5 understands
6 give up
7 gave back
8 set off
9 knocked out
10 Put on
11 looking for
12 taken
C(Possible questions)
Why did you go to see the hotel manager?
How much money did you lose?/How much money had you lost?
How did you feel?
Was the manager sympathetic or not?
What did he complain about?
Who was he interrupted by?
What did the girl put on his desk?
Where did she find the money?/Where had she found the money?
D(A possible answer)
I left my case at the Left Luggage Office at Victoria Station at 4 O'clock.The assistant gave me a receipt.I returned two hours later. I looked for my receipt but I could not find it anywhere.The assistant asked me to describe the case. I told him it was brown,about 3 feet wide and about 2 feet high.He asked me to tell him what it contained.I told him that it contained clothes and an English book called"Practice and Progress".
Lesson 25
A
1 I sat down at a table and ordered a meal.
2 We sat down at the table and my father ordered a meal.
3 I phoned several times but couldn't get an answer.
4 I phoned several times but no one answered.
5 Both my mother and my father teach English.
6 My mother teaches both English and French.
7 I both understand and speak English.
8 Either you or I will go to the airport.
9 He is either alive or dead.
10 Neither my aunt nor my uncle speaks English.
B
1 clearly
2 sadly
3 carefully
4 quickly
5 slowly
C
1 Yesterday I said hello to her but she ignored me.
2 I saw his latest film but didn't enjoy it.
3 Both Mark and Peter can speak French./Mark and Peter can both speak French.
4 Both my mother and his mother/My mother and his mother both belong to the same sports club.
5 She can neither read Japanese nor write it.
6 She plays either the piano or the guitar.
7 She ot only plays in the school orchestra but sings in the choir as well.
8 He not only won the lottery but he won some money on a horse race too.
D(A possible answer)
I was fast asleep in the middle of the night when I suddenly woke up. I heard a loud noise and sat up in bed.I listened and heard the noise again,so I turned on my torch.I opened my bedroom door and walked around the house."Who's there?"I asked nervously,but only heard a loud"meow".I saw a cat which had got in through an open window.