66.2

3 hat => a hat

4 job => a job

5 OK

6 apple => an apple

7 party => a party

8 wonderful thing => a wonderful thing

9 island => an island

10 key => a key

11 OK

12 good idea => a good idea

13 car => a car

14 cup => a cup

15 OK

16 umbrella => an umbrella

66.3

2 a piece of wood

3 a glass of water

4 a bar of chocolate

5 a cup of tea

6 a piece of paper

7 a bowl of soup

8 a loaf of bread

9 a jar of honey

The librarian asked me how many books I needed

He asked me what I could do to help people

1a

Many school nowadays require their students to spend an amount of time doing community service

2c

Volunteering gives children a sense of responsibility....

Volunteer work can also help children learn improtant lessons about themselves and about life

3a

For example, community work can make them relise what they are good at and what they enjoy doing most => their likes and their ability

A volunteer work can even help children decide what they want to do when they grow up => their ability

Doing voluntary work can reduce stress and improve the children's mental health => their health

4d

They might feel happier when they can bring happiness to other people

5a

1 Does she live in New York?

2 Do they speak French fluently?

3 Do they play soccer every weekend?

4 Does he work as a doctor?

5 Does the train arrive at 9 a.m?

My village doesn't have so many people

My close friend often has rice with fish and vegetables for lunch

1 doesn't like

2 Do

3 doesn't

4 do

5 does

6 don't

7 do

8 don't 

9 Does

10 Do

11 don't

12 does

13 don't

14 don't

15 does

61 to stop talking

62 to be patient

63 to go to her room

64 to hurry up

65 to give him the key

121 if John would get there on time

122 if I didn't know the traffic regulations

123 if their soldiers had enough weapons

124 if I could do my best boys

125 if they were going to start work the next day/ the following day

1 The children are watching TV at breaktime

=> The children aren't watching TV at breaktime

=> Are the children watching TV at breaktime?

2 My friend is buying a pencil sharpener

=> My friend isn't buying a pencil sharpener

=> Is your friend buying a pencil sharpener?

3 He is studying science

=> He isn't studying science

=> Is he studying science?

4 My pets are sleeping now

=> My pets aren't sleeping now

=> Are your pets sleeping now?

5 They are doing their homework

=> They aren't doing their homework

=> Are they doing their homework?

Có mấy câu trong bài làm của bạn bị sai á, nên là mình làm lại từ câu 1 - 20 luôn =))

1 goes

2 will come

3 studies - isn't studying

4 eats

5 is raining

6 won't rain

7 will help

8 am doing

9 doesn't go

10 doesn't rise

11 won't travel

12 am not playing

13 reads

14 are going to travel

15 am studying

16 works

17 doesn't play

18 Does - rise

19 does - go

20 are - watching

sometime => sometimes

call => calls