3个回答
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52课：练习答案 Key to written exercises
1．关键句型练习答案
A What has happened: We have just moved(1.1);This has not been easy(1.3); I have…put(11.4-5); I have ever seen(1.9)
What has been happening: I have been working(1.1);I have been trying(1.2)
C have explained…have understood…Have you been listening…has been working/ has worked…has been earning/ has earned…has she earned…have not been listening
2．难点练习答案
1 carefully 2 hard 3 hard 4 late 5 nearly 6 fast 7 high
3．多项选择题答案
1 b 2c 3c 4a 5b 6d
7 c 8 b 9a 10 c 11b 12 d
53课：练习答案 Key to written exercises
1．关键句型练习答案
A What happened: began(1.2);examined(1.4);were not able to find(1.5);did not start(1.6);discovered(1.7); noticed (1.8);was wound(1.8);was able to solve(1.9);dropped (1.10); wound(1.11); it did so(1.11); sent(1.11); started(1.11)
What has happened: have put out(1.1)
What has been happening: have been trying to find(1.2)
C Jack looked at his watch for the twentieth time. Suddenly Jill arrived.
‘I've been waiting for over an hour,’he said angrily.‘You never come on time.’
‘Oh, is that so?’Jill answered.‘Were you here at 2.30?’Jack went red.‘Well,’he said,‘I go here five minutes late myself, but you weren't here.’
‘I came here at exactly 2.30,’Jill said,‘and I waited for five minutes, but you didn't come.’
‘What have you been doing since then?’Jack asked.‘I've just been to the hairdresser's,’Jill answered brightly.
2．难点练习答案
a Look: you threw the potato-peeler away by mistake.
The shepherd threw some food to his dogs.
The teacher threw some chalk at a boy who wasn't listening.
b I'm quite certain these are my glasses.
The children are very quiet. What's going on?
c The cause of unemployment is complicated.
Can you explain the reason for changing our arrangements?
He reasoned that we would have to comply, even if we didn't wish to.
d Please don't drop that vase!
It fell from my hands and broke.
3．多项选择题答案
1c 2d 3a 4c 5c 6c
7d 8c 9d 10 a 11c 12 c
1．关键句型练习答案
A What has happened: We have just moved(1.1);This has not been easy(1.3); I have…put(11.4-5); I have ever seen(1.9)
What has been happening: I have been working(1.1);I have been trying(1.2)
C have explained…have understood…Have you been listening…has been working/ has worked…has been earning/ has earned…has she earned…have not been listening
2．难点练习答案
1 carefully 2 hard 3 hard 4 late 5 nearly 6 fast 7 high
3．多项选择题答案
1 b 2c 3c 4a 5b 6d
7 c 8 b 9a 10 c 11b 12 d
53课：练习答案 Key to written exercises
1．关键句型练习答案
A What happened: began(1.2);examined(1.4);were not able to find(1.5);did not start(1.6);discovered(1.7); noticed (1.8);was wound(1.8);was able to solve(1.9);dropped (1.10); wound(1.11); it did so(1.11); sent(1.11); started(1.11)
What has happened: have put out(1.1)
What has been happening: have been trying to find(1.2)
C Jack looked at his watch for the twentieth time. Suddenly Jill arrived.
‘I've been waiting for over an hour,’he said angrily.‘You never come on time.’
‘Oh, is that so?’Jill answered.‘Were you here at 2.30?’Jack went red.‘Well,’he said,‘I go here five minutes late myself, but you weren't here.’
‘I came here at exactly 2.30,’Jill said,‘and I waited for five minutes, but you didn't come.’
‘What have you been doing since then?’Jack asked.‘I've just been to the hairdresser's,’Jill answered brightly.
2．难点练习答案
a Look: you threw the potato-peeler away by mistake.
The shepherd threw some food to his dogs.
The teacher threw some chalk at a boy who wasn't listening.
b I'm quite certain these are my glasses.
The children are very quiet. What's going on?
c The cause of unemployment is complicated.
Can you explain the reason for changing our arrangements?
He reasoned that we would have to comply, even if we didn't wish to.
d Please don't drop that vase!
It fell from my hands and broke.
3．多项选择题答案
1c 2d 3a 4c 5c 6c
7d 8c 9d 10 a 11c 12 c
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52课：练习答案 Key to written exercises
1．关键句型练习答案
A What has happened: We have just moved(1.1);This has not been easy(1.3); I have…put(11.4-5); I have ever seen(1.9)
What has been happening: I have been working(1.1);I have been trying(1.2)
C have explained…have understood…Have you been listening…has been working/ has worked…has been earning/ has earned…has she earned…have not been listening
2．难点练习答案
1 carefully 2 hard 3 hard 4 late 5 nearly 6 fast 7 high
3．多项选择题答案
1 b 2c 3c 4a 5b 6d
7 c 8 b 9a 10 c 11b 12 d
53课：练习答案 Key to written exercises
1．关键句型练习答案
A What happened: began(1.2);examined(1.4);were not able to find(1.5);did not start(1.6);discovered(1.7); noticed (1.8);was wound(1.8);was able to solve(1.9);dropped (1.10); wound(1.11); it did so(1.11); sent(1.11); started(1.11)
What has happened: have put out(1.1)
What has been happening: have been trying to find(1.2)
C Jack looked at his watch for the twentieth time. Suddenly Jill arrived.
‘I've been waiting for over an hour,’he said angrily.‘You never come on time.’
‘Oh, is that so?’Jill answered.‘Were you here at 2.30?’Jack went red.‘Well,’he said,‘I go here five minutes late myself, but you weren't here.’
‘I came here at exactly 2.30,’Jill said,‘and I waited for five minutes, but you didn't come.’
‘What have you been doing since then?’Jack asked.‘I've just been to the hairdresser's,’Jill answered brightly.
2．难点练习答案
a Look: you threw the potato-peeler away by mistake.
The shepherd threw some food to his dogs.
The teacher threw some chalk at a boy who wasn't listening.
b I'm quite certain these are my glasses.
The children are very quiet. What's going on?
c The cause of unemployment is complicated.
Can you explain the reason for changing our arrangements?
He reasoned that we would have to comply, even if we didn't wish to.
d Please don't drop that vase!
It fell from my hands and broke.
3．多项选择题答案
1c 2d 3a 4c 5c 6c
7d 8c 9d 10 a 11c 12 c
1．关键句型练习答案
A What has happened: We have just moved(1.1);This has not been easy(1.3); I have…put(11.4-5); I have ever seen(1.9)
What has been happening: I have been working(1.1);I have been trying(1.2)
C have explained…have understood…Have you been listening…has been working/ has worked…has been earning/ has earned…has she earned…have not been listening
2．难点练习答案
1 carefully 2 hard 3 hard 4 late 5 nearly 6 fast 7 high
3．多项选择题答案
1 b 2c 3c 4a 5b 6d
7 c 8 b 9a 10 c 11b 12 d
53课：练习答案 Key to written exercises
1．关键句型练习答案
A What happened: began(1.2);examined(1.4);were not able to find(1.5);did not start(1.6);discovered(1.7); noticed (1.8);was wound(1.8);was able to solve(1.9);dropped (1.10); wound(1.11); it did so(1.11); sent(1.11); started(1.11)
What has happened: have put out(1.1)
What has been happening: have been trying to find(1.2)
C Jack looked at his watch for the twentieth time. Suddenly Jill arrived.
‘I've been waiting for over an hour,’he said angrily.‘You never come on time.’
‘Oh, is that so?’Jill answered.‘Were you here at 2.30?’Jack went red.‘Well,’he said,‘I go here five minutes late myself, but you weren't here.’
‘I came here at exactly 2.30,’Jill said,‘and I waited for five minutes, but you didn't come.’
‘What have you been doing since then?’Jack asked.‘I've just been to the hairdresser's,’Jill answered brightly.
2．难点练习答案
a Look: you threw the potato-peeler away by mistake.
The shepherd threw some food to his dogs.
The teacher threw some chalk at a boy who wasn't listening.
b I'm quite certain these are my glasses.
The children are very quiet. What's going on?
c The cause of unemployment is complicated.
Can you explain the reason for changing our arrangements?
He reasoned that we would have to comply, even if we didn't wish to.
d Please don't drop that vase!
It fell from my hands and broke.
3．多项选择题答案
1c 2d 3a 4c 5c 6c
7d 8c 9d 10 a 11c 12 c
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