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Chọn đáp án: A
Giải thích: energy: năng lượng
Dịch: Nếu học sinh tái chế và dùng các vật dụng tái chế, chúng sẽ lưu trữ được năng lượng.
1.Students recycle and use recycled materials. They save energy.
-.....If students recycle and use recycled materials, they will save energy.......
2. We use the car all the time. We make the air dirty.
-........If we use the car all the time, we will make the air dirty......
3.You save electricity. You turn off your computer when you don’t use it.
-.....You will save electricity if you turn off your computer when you don’t use it........
4.People stop using so much energy. They want to save the environment.
-........If people want to save the environment, they will stop using so much energy.
5.You see a used can in the road. What will you do?
-.......If you see a used can in the road, what will you do?.........
6, We pollute the air. We have breathing problems.
……If we pollute the air, we will have breathing problems.………
7, People pollute the water. A lot of fish die.
……If people pollute the water, a lot of fish will die.………
8, We cut down trees in the forest. There are more floods.
………If we cut down trees in the forest, there will be more floods.……………
9, The soil is polluted. Plants die. - ……If the soil is polluted., plants will die.
10, There is noise pollution. People and animals have hearing problems.
…If there is noise pollution, people and animals will have hearing problems.………
Combine each pair of sentences below to make a conditional sentence-type 1:
1. People use recycled materials. They save energy
If people use recycled materials, they will save energy
2. You save electricity. You turn off computer before leaving the house.
If you turn off computer before leaving the house, you will save electricity.
3. People want to protect the environment. They stop cut down trees.
If people want to protect the environment, they will stop cut down trees.
4. You see a used can in the road. What will you do?
If you see a used can in the road, what will you do?
Chọn đáp án: A
Giải thích:
Dựa vào câu: “Recycling glass saves on the need to obtain more materials to make new glass; therefore, they save existing natural resources.”.
Dịch: Thuỷ tinh tái chế làm giảm nhu cầu lấy thêm nguyên liệu để làm thuỷ tinh mới, nhờ đó bảo vệ được các tài nguyên thiên nhiên.
1. We must leave now , or we will miss the plane
=> If we don't leave now , we will miss the plane
2. Be careful or you many fall
=> If you are careless , you may fall
3. Hurry up or we'll be late for the concert
=> If we don't hurry up , we will be late for the concert
4. Oủ sources of energy will soon end if we don't try to save them
=> Unless we try to save our sources of energy , it will soon end
5. You will catch a cold if you don's keep your feet dry
=> Unless you keep your feet dry , you will catch a cold
6. Unless we protect the envirmonent , we will destroy ourselves
=> If we don't protect the eviroment , we will destroy ourselves
7. If she is more hard - working , she will get low marks
=> Unless she isn't more hard-working , she'll get low marks
8. Unless he listens to his parents , he will fail
=> If he doesn't listen to his parents , he will fail
1. We must leave now , or we will miss the plane
=> If we don't leave now , we will miss the plane
2. Be careful or you many fall
=> If you are careless , you may fall
3. Hurry up or we'll be late for the concert
=> If we don't hurry up , we will be late for the concert
4. Oủ sources of energy will soon end if we don't try to save them
=> Unless we try to save our sources of energy , it will soon end
5. You will catch a cold if you don's keep your feet dry
=> Unless you keep your feet dry , you will catch a cold
6.If she doesn't work harder, she'll lose her job
=> Unless she works harder, she won't lose her job
7.We will cycle to school every day. We will keep fitter
If we cycle to school every day, we will keep fitter .
8. We will use recycled products. We will save money
If we use recycled products, we will save money.
Chọn đáp án: B
Giải thích:
Dựa vào câu: “Secondly, recycling also saves energy.”.
Dịch: Thứ hai, tái chế tiết kiệm năng lượng.
1. In the future, our houses will use the sun or the wind to make electricity.
2.We can surf the Internet, send and recieve emails and order food from the markets without getting out of bed.
3.In the future the air will not be polluted.
4.Because we will have watches that play music.
5.They might use energy from air, water or plants.
1.Our houses will use the sun or the wind to make electricity.
2.It can surf interet, send and receive e-mails and order food from the markets without getting out of bed.
3.In the future, the air will not be polluted.
4.We won't have TVs or CD players because we will have watches that play music, take pictures and tell time.
5.It might use energy from air, water or plants.
Đáp án A
Giải thích: energy: năng lượng
Dịch: Nếu học sinh tái chế và dùng các vật dụng tái chế, chúng sẽ bảo vệ được môi trường.