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23 tháng 4 2021

Water pollution is the contamination of bodies of water such as lakes, rivers, oceans, and groundwater. It is one of the most serious types of pollution.

Water pollution can have many different causes. Factories dump industrial waste into lakes and rivers. Sewage from households is another cause. Farms using pesticides to kill insects and herbicides to kill weeds can lead to water pollution.

‘non-point source’ pollution.

Water pollution can have dramatic effects. In many poor nations, there are frequent outbreaks of cholera and other diseases because of people’s drinking untreated water. Humans can even die if they drink contaminated water. Polluted water also causes the death 

II

1 If he were tall, he could play volleyball well

2 Unless we waste paper, we will save thousand of trees

3 She said to me that they were doing an experiment

4 Nick asked his friend if he went to school by bus

5 Mai asked Tim where he could find English book

23 tháng 4 2021

I

I disagree with the idea that robots will only bring benefits to people in the future. Robots will also have some negative effects. Firstly, they will be very expensive and we will spend too much money buying and fixing them. Secondly, robots in factories will be able to do everything the workers do, so robots will make them jobless. Thirdly, robots in our homes will do all the housework for us, so we will become lazy and inactive. In short, robots will do many things for us, but they may not improve the quality of our lives.

II

1 If the water weren't contaminated, people wouldn't get more disease

2 If I were you, I would go to the doctor

3 The interview asked me if I went for a walk every day

4 Nick asked his teacher what would happen if the Sun became cooler

5 She told me that letter had been opened

 

23 tháng 4 2021

1 She asked me if I had many friends

2 If you don't sudy hard, you will fail the exam

3 If we had a lot of money, we would buy a lot of new books

4 Tom said he wanted to buy a pocket calculator for his father

5 A new house was bought last year

 

23 tháng 4 2021

Bạn ơi còn phần II bạn giúp mình ạ Đỗ Thanh Hải 

22 tháng 4 2021

1 Because there was so much graffiti on the buildings' walls.

2 She felt insecure.

3 Because she thought they might fall down.

4 She was busy with her assignments.

5 She had so much stress that she did not want to study.

6 She cleaned the room and put her things in their proper places. She also bought a small plant and placed it in a corner.

23 tháng 4 2021

1. The typhoon season in Vietnam is from June through the end of November.
2. Extreme Southern Vietnam was struck by Typhoon Linda./ The extreme South of Vietnam was struck by Typhoon Linda.
3. The wind speed of Typhoon Linda was 100km/h when it hit Southern Vietnam.
4. About 200,000 homes were destroyed in Typhoon Linda.
5. After striking Vietnam, Typhoon Linda passed over Thailand, Myanmar, Indonesia, Malaysia and Cambodia.
6. Twenty years have passed since the disaster.

23 tháng 4 2021

1 Because there was so much graffiti on the buildings' walls.

2 She felt insecure.

3 Because she thought they might fall down.

4She was busy with her assignments.

5She had so much stress that she did not want to study.

6 She cleaned the room and put her things in their proper places. She also bought a small plant and placed it in a corner

Hqua a lm rồi mà nhỉ 

22 tháng 4 2021

I

I disagree with the idea that robots will only bring benefits to people in the future. Robots will also have some negative effects. Firstly, they will be very expensive and we will spend too much money buying and fixing them. Secondly, robots in factories will be able to do everything the workers do, so robots will make them jobless. Thirdly, robots in our homes will do all the housework for us, so we will become lazy and inactive. In short, robots will do many things for us, but they may not improve the quality of our lives.

II

1 If the water weren't contaminated, people wouldn't get more disease

2 If I were you, I would go to the doctor

3 The interview asked me if I went for a walk every day

4 Nick asked his teacher what would happen if the Sun became cooler

5 She told me that letter had been opened

23 tháng 4 2021

Đỗ Thanh Hải   

Bạn ơi phần II câu 1 

Tại sao is đổi thành were vậy ạ thế đổi thành was có được không ạ . 

22 tháng 4 2021

Air pollution can made people sick

Smoke comes from the exhausts of cars

Yes , it can

The lead in petrol produces a poisonous gas can cause air pollution in cities

5 They can't think as quickly as other children and they are clumsy when they use their hand

Because there are other long-term effects of pollution

22 tháng 4 2021

Air pollution can make people sick

Smoke comes from the exhausts of cars

Yes , it can

The lead in petrol produces a poisonous gas can cause air pollution in cities

5 They can't think as quickly as other children and they are clumsy when they use their hand

Because there are other long-term effects of pollution

22 tháng 4 2021

1 If I were you, I would recycle these plastic carrier bags

2 Unless you leave me alone, I will call the police

3 She said she would hand in her assignment to the teacher the day after

4 Nick asked his friend is he knew how to make a birthday cake

5 Mai asked Dr.Nelson where he could look for life

22 tháng 4 2021

1.If I were you,I would recycle these plastic carrier bags

2.unless you leave me alone, I will call the police

3.she said she would hand in her  assignment to the teacher the next day