1. more fresh => fresher

2. ice-cream => ice-creams 

em nhé!

ủa ủa sao tui ko để ý đến câu này 

chắc tập trung làm mấy câu khác nên quên 

sorry bn nha dù sao đã có cô Hồng hỡ trỡ bn nhùi 

sorrry nhìu 

If we plant more trees, the air will be fresher

If we use fewer cars, we will reduce pollution

If we cycle to school every day, we will keep fitter

If we use recycled products, we will save money

If people throw rubbish into the right bin, they will keep the environment clean

If we turn off the tap when brushing the teeth, we will save a lot of water

If people travel more by public transport, the harmful gases in big cities will be reduced

If we start at six, we will arrive there before noon

If the boy eats so may green apples, he will be ill

If we use reusable bags for shopping, we will reduce waste

If we plant more trees, the air will be fresher

If we use fewer cars, we will reduce pollution

If we cycle to school every day, we will keep fitter

If we use recycled products, we will save money

If people throw rubbish into the right bin, they will keep the environment clean

If we turn off the tap when brushing the teeth, we will save a lot of water

If people travel more by public transport, the harmful gases in big cities will be reduced

If we start at six, we will arrive there before noon

If the boy eats so may green apples, he will be ill

If we use reusable bags for shopping, we will reduce waste

1. If we (plant) ....plant............more trees along the street, we (have) .....will have.......... more shade and fresh air.
2. If it( not, rain) .....doesn't rain...... , the rice (die) ...will die............
3. If she (do) .....does......morning exercises, she (be ) .....will be....... healthy.
4. She (get) .....will get........ wet if she (not, bring ) .....doesn't bring........a rain coat.
5. If he (go) ...goes........on smoking, he (damage) ........will damage......his health.
6. They (help) ....will help.........you if you (ask).......ask..........them.
7. If she (learn) ...........learns...hard , she (pass) ...will pass........... the exam
8. If the weather (be) .....is.......fine, we (go) .......will go.....camping.
9. If it (not, rain) .....doesn't rain.......... , they (go) .............will go........ on a picnic.
10. I (find) ......will find..... someone to help her if she (wait) ..........waits.....a moment.

1 Do you think money if the most important thing in the world?

2 If we plant more trees, the air will be fresher

3 If we use fewer cars, we will reduce pollution

4 If you do morning exercise regularly, you will be healthy

5 What about going swimming?

1. Do you think money is the most important thing in the world?

2. If we plant more trees, the air will be fresher

3. If we use fewer cars, we will reduce pollution

4. If you do morning exercise regularly, you will be healthy

5. What about going swimming?

1, Do you think money is the most important in the world?

2,If we plant more trees, the air will be fresher.

3.If  we use fewer cars, we will reduce pollution

4.If you do morning exercise regularly, you will be healthy

5,What about going swimming?

1. We will plant more trees. The air will be fresher.
If we plant more trees, the air will be fresher.
2. We will use fewer cars. We will reduce pollution.
If we use fewer cars, we will reduce pollution.
3. We will cycle to school every day. We will keep fitter.
If we cycle to school every day, we will keep fitter.
4. We will use recycled products. We will save money.
If we use recycled products, we will save money.
5. People will throw rubbish into the right bin. They will keep the environment clean.
If people throw rubbish into the right bin, they will keep the environment clean.
6. We will turn off the tap when brushing the teeth. We will save a lot of water.
If we turn off the tap when brushing the teeth, we will save a lot of water.
7. People will travel more by public transport. The harmful gases in big cities will be reduced.
If people travel more by public transport, the harmful gases in big cities will be reduced.
8. We will start at six. We will arrive there before noon.
If we start at six, we will arrive there before noon.
9. The boy eats so may green apples. He will be ill.

If the boy eats so may green apples, he will be ill.

10.We will use reusable bags for shopping. We will reduce waste.

=> If we use reusable bags for shopping, we will reduce waste.

If we plant more trees, our neighborhood will be greener.

If we cycle to school every day, we will keep the air clean and fresh. 

If we keep hunting animals, they will disappear soon.

If we cut down all the trees, there will be floods.

If we use buses, we will reduce the pollution.

IV.Make the first conditional sentences, using the words and phrases given.

1. If/ we/ plant/ more trees/ neighbourhood/ greener.

=> If we plant more trees, our neighborhood will be greener.

2.  If/ we/ cycle/ school/ every day/ we/ keep/ air/ clean and fresh.

=> If we cycle to school every day, we will keep the air clean and fresh. 

3. If/ we/ keep/ hunt/ animals/ they/ disappear/ soon.

=> If we keep hunting animals, they will disappear soon.

4. If/ we/ cut down/ all/ trees/ there/ floods.

=> If we cut down all the trees, there will be floods.

5. If/ we/ use/ buses /we/ reduce/ pollution.

=> If we use buses, we will reduce the pollution.

FIND AND CORRECT THE MISTAKES IN THE FOLLOWING SENTENCES:

1. You should eat more sweets because you may have a toothache.          ______shouldn't_____

(dịch theo nghĩa: Bạn không nên ăn nhiều kẹo vì bạn sẽ bị đau răng)
2. It will be good for her if she relax more.          __relaxes________

(Đây là câu điều kiện loại 1 vì mệnh đề chính chia ở thì tương lai đơn mệnh đề if chia ở thì hiện tại đơn. Chủ ngữ số ít, ngôi số 3 (she) nên động từ phải thêm –s/es => relax ph chuyển thành relaxes)

3. You shouldn't take up a sport. It will make your health better.         ____should______

(Dịch theo nghĩa: Bạn nên chơi một môn thể thao vì nó sẽ tốt cho sức khỏe)

4. Drink more water but you will not be so thirsty.          __so________

(Dịch theo nghĩa: Uống nhiều nước thì bạn sẽ không cảm thấy khát nước)
5. He has a toothache, and he still eats a lot of sweet things.          ____but______

(Dịch theo nghĩa: Anh ấy bị đau răng nhưng anh ấy vẫn ăn rất nhiều đồ ngọt)

1. Will robots be able to__________ to people in the future?.

A. took        B. talked      C. talks        D. talk

2. __________ we plant more trees, the air won’t be so polluted.

A. Although          B. If            C. Despite   D. Don’t

3. Minh likes___________ a game of tennis on TV.

A. doing                B. watching C. playing D. going

4. Nowadays robots can ____________ the house.

A. guard               B. recognise         C. lift           D. understand

D

B

A

A

1-d

2-b

3-b

4-a