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17 tháng 10 2023

1 pollute

2 recycle

3 disposable

4 reusable

5 toxic

6 biodegradable

Use your own idea to complete the following sentences:If we keep hunting animals, ........................................If we cut down all the trees, ........................................Read the text and say these statementa are true or false:Land pollution:If we don'recycle plastic and glass, they stay in the ground for a long time. Dangerous chemicals can also go underground, where they are harmful to plants and animals. Whenever we recycle bottles and cans, we reduce land...
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Use your own idea to complete the following sentences:

If we keep hunting animals, ........................................

If we cut down all the trees, ........................................

Read the text and say these statementa are true or false:

Land pollution:

If we don'recycle plastic and glass, they stay in the ground for a long time. Dangerous chemicals can also go underground, where they are harmful to plants and animals. Whenever we recycle bottles and cans, we reduce land pollution.

Airpollution:

Some power plants and factories put pollution into the air. Cars trucks and planes can also cause air pollution. Whenever we ride a bike or keep the air conditioner low, we reduce air pollution.

Waterpollution:

The same plastics and chemicals that are harmful to our land can also be found in our ocean, rivers and lakes.

Whenever we recycle garbage or shut off the water pollution. 

Write True(T) or False(F):

1.Plastics, glasses and chemicals underground are harmful to plants and animals.

2. Land pollution is cause by dangerous chemicals in the ground.

3. We should recycle plastic and glass to reduce land pollution.

4. Air pollution only cause by cars, trucks and planes.

5. We can reduce air pollution by building more power plants and factories.

6. Water pollution is causes by some plastics and chemicals in the seas, rivers and lakes.

7. We recycle garbage and shut off the water to increase water pollution.

Ai nhanh mik tick cho tick.

0
29 tháng 4 2022

1. expose, burns
2. heat, turns
3. gets, expands
4. stand. get
5. rings, open
6. doesn’t sleep, drinks
7. press, stops
8. multiply, get
9. calls, am not
10. go, mail

 

VI. Read the passage carefully, then choose the correct answers. Do you run the faucet while you brush your teeth? Do you know that you are waating the water? Whenever you turn on the faucet, think about how you'd feel if you had to carry that water from a well! Then you'll remember not to run extra water while brushing teeth. Is there littor around your school or at the park? Litter doesn't look nice but some litter can be harmful to other creatures Always put litter in trash cans and be...
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VI. Read the passage carefully, then choose the correct answers.
Do you run the faucet while you brush your teeth? Do you know that you are waating the water? Whenever you turn on the faucet, think about how you'd feel if you had to carry that water from a well! Then you'll remember not to run extra water while brushing teeth. Is there littor around your school or at the park? Litter doesn't look nice but some litter can be harmful to other creatures Always put litter in trash cans and be sure lo recycle all the aluminum and steel cans. Look for the triangle at the bottom of plastic containers. If you see the numbers 1 or 2 in the triangle, the plastic item can be recycled
Even something as simple as using bothi side of a piece of paper can help the earth.When you are finished with a school worksheet, use the back of the paper for drawing or feed it back into printer to use for another worksheet. You can save electricity by turning off the computer or other electronics when they are not being used and don't forget to turn off the lights when you leave a room
32. What can people do to help the earth?
a. Save water b. Reuse waste paper c. Recycle things d. All of the above
33. Which of the following cannot be recycled (or reused)?
a. Plastic b. Water c. Paper d. Metal
34. What symbol can you see at the bottom of the container that can be recycled?
a. Circle b. Oval c.Triangle d. Diamond
35. What can you do to save electricity?
a. Turn off the television when you are not watching it
b. Turn off the faucet when you finish using.
c. Use a worksheet with single printed page for another worksheet.
d. Look for recycle information at the bottom of plastic containers.
36. Which of the following is not the writer's advice?
a. Reuse and recycle paper, bottles and cans.
b. Put litter in trash cans.
c. Save water and electricity.
d. Reduce the amount of garbage we produce

1
17 tháng 2 2019

32d 33b 34c 35a 36d

   1.        Put the verbs in the brackets in the correct tense        1.1.        If you ………………...(expose) phosphorus to air, It ………………... (burn)        1.2.        If you ………………... (heat) ice, it ………………... (turn) to water.        1.3.        If metal ………………...(get) hot, it ………………...(expand)        1.4.         If you ………………...(stand) in the rain, You ………………...(get) wet        1.5.        If anyone ………………...(ring) the bell, don’t ………………...(open) the door.        1.6.        If my father...
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   1.        Put the verbs in the brackets in the correct tense

        1.1.        If you ………………...(expose) phosphorus to air, It ………………... (burn)

        1.2.        If you ………………... (heat) ice, it ………………... (turn) to water.

        1.3.        If metal ………………...(get) hot, it ………………...(expand)

        1.4.         If you ………………...(stand) in the rain, You ………………...(get) wet

        1.5.        If anyone ………………...(ring) the bell, don’t ………………...(open) the door.

        1.6.        If my father ………………...(not, sleep) well, he ………………...(drink) coffee before going to bed

        1.7.        If you………………...(press) this button, the machine………………... (stop)

        1.8.        If you ………………... (multiply) 6 to 8, you ………………... (get) 48

        1.9.        If anyone ………………...(call), say that I ………………...(be, not) at home.

    1.10.        If you ………………...(go) to the Post Office, you ………………...(mail) this letter for me.

2
4 tháng 3 2021

1.        Put the verbs in the brackets in the correct tense

        1.1.        If you expose phosphorus to air, It will burn

        1.2.        If you …heat..... ice, it..... will turn... to water.

        1.3.        If metal......gets.... hot, it …will expand...

        1.4.         If you ……stand…………...(stand) in the rain, You ……will get…………...(get) wet

        1.5.        If anyone …rings……………...(ring) the bell, don’t ………open………...(open) the door.

        1.6.        If my father ……doesn't sleep…………...(not, sleep) well, he ………will drink………...(drink) coffee before going to bed

        1.7.        If you………press………...(press) this button, the machine……will stop…………... (stop)

        1.8.        If you ……multiply…………... (multiply) 6 to 8, you ……will get…………... (get) 48

        1.9.        If anyone ……calls…………...(call), say that I ……am not…………...(be, not) at home.

    1.10.        If you ………go………...(go) to the Post Office, you ……will mail…………...(mail) this letter for me.

4 tháng 3 2021

        1.1.        If you …expose.(expose) phosphorus to air, It ……will burn……... (burn)

        1.2.        If you ……heat... (heat) ice, it ……will turn……... (turn) to water.

        1.3.        If metal ……gets………...(get) hot, it ……will expand……...(expand)

        1.4.         If you ………stand………...(stand) in the rain, You ……will get………...(get) wet

        1.5.        If anyone ………rings………...(ring) the bell, don’t …open………...(open) the door.

        1.6.        If my father ……doesn't sleep……...(not, sleep) well, he ……will drink……...(drink) coffee before going to bed

        1.7.        If you……press………...(press) this button, the machine………will stop……... (stop)

        1.8.        If you ………multiply………... (multiply) 6 to 8, you ……will get………... (get) 48

        1.9.        If anyone ………calls………...(call), say that I …won't be………...(be, not) at home.

    1.10.        If you ………go……...(go) to the Post Office, you ………will mail……...(mail) this letter for me.

 
27 tháng 4 2018

1. will crack

2. is

3. will help

4. will disappear 

5. won't go

6. is

7. provoke

8. won't be

9. will stay

10. will be

26 tháng 4 2018

1 wil crack
2 is
will help
4 will disappear
5 will not go
is
provoke
will not
will say
will

31 tháng 3 2019

I.Put the verbs into the correct form:

1.If people (be)......were........fully aware of the dangers of air pollution,they (damage).........wouldn't damage...........the atmosphere this way

2.We (not be)...........won't............able to drink that water if it is not refined

3.If you (reduce)............reduce............the number of bulbs in your house,you (pay)..........will pay..........less money for the electricity bill next month

II.Fill in the blank with the correct form of the given word

1.Many people don't know about the..........danger..............of soil pollution (dangerous)

2.The river is seriously..........comtaminated..........by the factory's waste (contaminate)

3.The water color can show us how.......polluted...........the river is (pollute)

22 tháng 4 2018

1 Recycling bins

2 Causes breathing problems

3 Makes fish die

4Turn off the lights before going out

11 tháng 4 2019

put the verbs in brackets into the corect form

1.We will stay (stay)at home if it rains

2.She will call you if she has (have) time

3.If it doesn't rain (not rain)tomorrow,we will go for a picnic

4.If everyone recycles (recycle)paper,metal and glass,we won't produce (not produce)so much rubbish

5.If you don't water (not water) plants,they dies (die)

6.If the weather is (be) bad,we will not go (not go)to the park

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