Scientist say life started in the ocean. However, humans aren't natural swimmers. We can swim as babies, but we forget and then we must learn to swim again.

We must not forget that our world is mainly water. So we should all learn to swim. We ought to try to stay from water, but it is very diffcult. The time always comes when we need to cross water.

We should learn to swim when we are young. It is easier to learn then. Our parents can help. They can give us the opportunity to learn to swim

a) What do scientists say?

=>Scientist say life started in the ocean

b) What can we do as babies?

=>We can swim as babies

c) Can we still remember how to swim when we have grown up?

=>No,we can't

d) Is our world mainly water?Why do you know?

=>Yes,it is. Because the paragraph was written''We must not forget that our world is mainly water.''

e) Is it easy for us to try to stay away from water?

=>No,it isn't

f) Why should we learn to swim when we are young?

=>Because It is easier to learn then

g) Who should help and give us the opportunity to learn to swim when we are young?

=> Our parents can help and give us the opportunity to learn to swim when we are young

h) Should we learn to swim ourselves in the river or in the pond?Why not?

=>No,we shouldn't.Because these places are dangerous

(1) : as

(2) : must

(6) : should

(7) : can

(3): must not

(4) : should

(5) : ought to

Viết lại những câu sau cho nghĩa khôn đổi:

1. Ha is a skillful teacher

→ Ha is skilled as a teacher.

2. She thinks fast

→ She is quick at thinking.

3. They are late workers.

→  They have a habit of being late for work.

4. He is a safe builder.

→ He builds safely.

5. My father does things quickly

→ My father is quick in doing things.

 6. Do you thinks you are an efficient worker?

→ Are you confident in your efficiency as a worker ?

7. We swim slowly

→ We have a slow swimming pace.

8. David Beckham is a good soccer player.

→ He plays soccer very well.

9. My father is a safe driver

→ My father drives safely.

10. She is a skillful tennis player.

→ She plays tennis skillfully.​

1. students should help each other to do their homework

2. there are no prices in this menu

3. my mother silced the beef to thin stripes

4. the children are growing too fast

5. thanks for jacques cousteau's invention , we now can swim freely underwater

Rewrite the following sentence:

1. The car is so expensive---->What an expensive car !

2. My father can swim very fast ----> My father is a fast swimmer

3. The house is very beautiful--------->What a beautiful house !

4. We turned to the movie channel because we wanted to watch pinocchio----->We wanted to watch pinocchio so we turned to the movie channel

Scientists say that life started in the ocean .However, humans aren't natural swimmers. We can (1) ...SWIM...as babies, but we forget and then we must (2)...LEARN.... to swim again.

We must not(3) .FORGET...that our world is mainly water .So we should all learn to swim .We ought to try to stay away from water,but it is very difficult .The time always comes when we need (4) ......CROSS.........water.

We (5)......SHOULD....... learn to swim when we are young.It is (6)....EASIER.....to learn .Our parents can help. They can give us the opportunity to learn to swim

1 swim

2 learn

3 forget

4 cross

7. Safety is the most important thing for people on the road. Therefore, lots of TV programs are made to raise people's awareness of traffic(safe-aware)

8. We must carefully listen to the teachers in class to do our homework well. (careful- good).

9. Nam swims very fast and beautifully. He is a good swimmer(swim)

7. Safety is the most important thing for people on the road. Therefore, lots of TV programs are made to raise people's awareness of traffic(safe-aware)

8. We must carefully listen to the teachers in class to do our homework well. (careful- good).

9. Nam swimm very fast and baeutifully. He is a good swimmer (swim)

1. There is an intersection ahead. We mustn't go fast.

2. The traffic lights are yellow. You must slow down.

3. The cars go very fast. We must be careful.

4. This sign says ''Stop. We mustn't go straight on.

5. Ours roads are dangerrous places. We must have discipline.

6. You must drive your car carefully.

unhealthy

activities