p19
A3 2.Can we help you?
3.May I join you?
4.Could I use your dictionary?
A4 1.Could you repeat
2.Can you check
3.Would you pass
4.Could you wake
5.Can you be
p20
B1 1.the staff room is on the third floor
2.my sister will post the letter soon
3.where they are going to meet us
4.how many people you have invited to our party
5.who will stay with Eva at home
B2 1.b the store will open at 9a.m
c it will end on Wednesday
2.a Satellite V is playing at the Star Theatre
b it leaves our city this Thursday
c the film deserves five gold stars
3. a it is 1:15 a.m
b the last train leaves at 23:00
c we can't take a taxi from here
4.a the dessert is mango pudding
b it is 250 yuan for an adult
c we can't wear jeans or trainers in the restaurant
p21
C1 2.I can't.
3.you needn't.
4.you may.
5.I can.
6.I'm afraid not.
p22
C2 May;may;can;can;can't;must;can;may;can;mustn't;must;needn't;mustn't;must;must;must
C3
1.what a microwave oven can do
2.it can make baked potatoes
3.what kind of dishes I can put in it
4.a microwave oven uses much electricity
5.this type of microwave oven saves electricity
P26
2.consider
3.talked over
4.take charge of
5.elected
6.experience
7.suggesting
8.publish
9.concluded
10.cheif editor
P27
A 1.I should speak English every day.
2.You ought not to spend so much money.
A1 2.shouldn’t;ought
3. shouldn’t; should
4. shouldn’t; should
5. should;ought
6.ought not; should
7. shouldn’t;ought
8. shouldn;ought
P28
A2 1.Should;No,she shouldn’t;should
2. Should; No,they shouldn’t; should
3.Ought; No,we ought not to;ought to
4.Ought; No,she oughy not to:ought to
A32. He should take the clean,dirty clothes out of the driver.
3. He should feed the fish.
4.He should water the plants.
5.He ought to replace the kitchen light.
6.He ought to wash the breakfast dishes.
7.He ought to tidy the flat.
P29
A4
1.should be ‘video’.
2.ought to be ‘chief’.
3.ought to be ‘short’.
4.should be ‘decision’.
5.should be ‘suggestion.’
6.ought to be ‘elect’.
7.should be ‘publish’.
8.should be ‘charge’.