I. Make sentences using the words and phrases given.

1. When/ Nam/ ten/ he/ speak/ English/ phone.

WHEN NAM WAS TEN . HE COULD SPEAK ENGLISH ONT HE PHONE.

2. My sister/ write/ poems/ she/ eight.

MY SISTER COULD WRITE POEMS WHEN SHE WAS EIGHT.

3. They/ worried/ that/ some people/ use/ robots/ bad things.

THEY WERE WORRIED THAT SOME PEOPLE WOULD USE ROBOTS FOR BAD THINGS.

4. If/ people/ plant/ more trees/ area/ there/ be/ no floods.

IF PEOPLE PLANT MORE TREES IN THE AREA , THERE WILL BE NO FLOODS.

5. If/ we/ recycle/ old newspaper/ we/ save/ lot/ labour/ tree.

IF WE RECYCLE OLD NEWSPAPER , WE CAN SAVE A LOT OF LABOUR AND TREES.

6. Robots/ not only/ talk/ people/ but / understand/ what/ they/ think.

BOBOTS CAN NOT ONLY TALK TO PEOPLE BUT IT CAN ALSO UNDERSTAND WHAT THEY THINK.

Viết câu sửu dụng từ gợi ý:

1) When/Nam/ten/he speak/ English/phone.

When Nam was ten, he spoke English on phone.

2) My sister/write/poems/she eight.

My sister wrote poems when she was eight

3)They/worried/that/some people/use/robots/bad things.

They worried that too some people to use robots is wrose things  

4)If/people/plant/more trees/area/there/be/no floods.

If people plant more trees, the erea there will be no flood.

5) If/we/recycle/old newspapers/we/save/lot/labour/trees.

If we recycle old newspapers we will save a lot of labour of trees

Viết câu sửu dụng từ gợi ý:

1) When/Nam/ten/he speak/ English/phone.

=> When Nam was ten , he could speak English and phone them

2) My sister/write/poems/she eight.

=> My sister wrote poems when she was eight .

3)They/worried/that/some people/use/robots/bad things.

=> They worrried that some people will use robots to make bad things .

4)If/people/plant/more trees/area/there/be/no floods.

=> If people plant more trees area , there will be no floods .

5) If/we/recycle/old newspapers/we/save/lot/labour/trees.

=> If we recycle old newspapers , we will save a lot of many trees

Viết câu sửu dụng từ gợi ý:

1) When/Nam/ten/he speak/ English/phone.

When Nam was ten, he spoke English on phone.

2) My sister/write/poems/she eight.

My sister wrote poems when she was eight.

3)They/worried/that/some people/use/robots/bad things.

They worried that too some people to use robots is wrose things.

4)If/people/plant/more trees/area/there/be/no floods.

If people plant more trees, the erea there will be no flood.

5) If/we/recycle/old newspapers/we/save/lot/labour/trees.

If he recycle old newspapers we will save a lot of labour of trees

1. We try recycle rubbish
2. Don't throw plastic bags because you reuse
3. You use reusable bags when you shopping
4. Of river polluted fish die
5. If people cycle more there less pollution

Ko thêm bớt từ

1. We must try recycle rubbish.
2. Don't throw plastic bags because you can reuse.
3. You can use reusable bags when you shopping.
4. If river polluted makes fish die.
5. If people cycle more there makes less pollution.

Thêm vào nè.

They asked whether there were water in Mars.

What would happen if we didn't save natural resources?

Thanks to the progress of science and technology, human life has become better and better.

New York is the biggest city in the USA, but not the capital.

Noise pollution in big cities can lead to hearing problems.

ticks cho mình nha

1)My sister wrote poems when she was eight

2)If we recycle old newspaper,we will save a lots of trees

3)If people plant more trees,area there won't be floods

4)When Nam was ten years old,he has spoken English

5)Don't throw plastic bags beacause you can reuse

6)If the river pollted,fishes will die

7)We try to recycle rubbish

1. My father bought a car when he was thirty.
2. If he doesn't eat breakfast , he will be hungry.
3. We shouldn't throw rubbish on the street.
4. What time did you go to the gym yesterday?
5. He has never met her before.

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.

X make sentences using the words and phares given

76. we/try/recycle/rubbish

We try to recycle the rubbish

77. don't/throw/plastic bag/because/you/reuse

Don't throw the plastic bag because you can reuse it

78. you/use/reusable bags/when/you/shopping

you can use reusable bags when you go shopping

79.If/river/polluted/fish/die

if the river is polluted, the fish will die

80.If/people/cycled/more/there/less/pollution

if people cycled more, there will be less pollution

76. We will try recycling the rubbish.

77. Don't throw the plastic bag because you can reuse.

78.You must use reusable bag when you are shopping.

79. If the river polluted, the fish will die.

80. If the people cycled more, there will be less polution