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- If people don’t stop dumping waste into the rivers, then pollution will increase.
- If both north and south polar ice caps melt, many huge landmasses will be submerged under a lot of water.
- If the air in the city is polluted, it can cause people’s respiratory problems.
- If smog is frequently formed in the city, it can cause difficulty in breathing, headache, and even lung cancer.
- If carbon monoxide concentrates in great amounts, it’ll be harmful.
- The climate will change if more trees are cut down for hardwood.
- If we don’t control pollution soon, it will be too late.
- If we don’t protect the frontier, we will suffer many losses from natural disasters.
Dựa vào từ cho sắn , viết câu hoàn chỉnh:
1, If people do not stop dumping waste into rivers, the pollution will increase.
2,If the polar ice caps melt , huge landmasses will be under water.
3, If the air in city is polluted, it can cause peole's respiratory problems.
4,If smog is frequently formed in the city, it will cause dificulty in breathing, headache and even lung cancer,
5, If carbon monoxide concentrates in great amounts , it will be harmful.
6, The climate will change if more trees are cut down for hardwood/.
7, If we do not control the pollution soon , it will be too late.
8, If we do not protect the frontier, we will suffer from many natural disasters.
Dựa vào từ cho sắn , viết câu hoàn chỉnh:
1, If/people/not/stop/dumping/waste/into/rivers/,/pollution/increase/.
=> If people don't stop dumping waste into rivers, water pollution will increase
2,If/polar/ice caps/melt/,/huge landmasses/ be/under/water.
=> If polar ice caps melt , the huge landmasses will be under the water
3,If the air,/in/city/be/polluted/,it/can/cause/peole's/respiratory/problems.
=> If the air in the city is polluted, it could be the cause of people's respiratory problems
4,If/smog/be/frequently/formed/in/city/,/it/cause/dificulty/in/breathing/headache/even/lung cancer,
=> If smoking is frequently formed in the city, it can cause difficulty in breathing problems, headaches and even lung cancer.
5, If/ carbon monoxide/concentrate/in/great/amounts/,/it/be/ harmful.
=> If the amount of carbon monoxide concentration in the great lungs is too large, it will be very harmful
6, The climate/change/if/more trees / be /cut/down/for/hardwood/.
=> The climate will be changed if more trees are cut down for hardwood
7, If/we/not/control/pollution/soon/,/it/be/too/late.
=> If we don't control pollution soon , it will be too late
8, If/we/not/protect/frontier/,/we/suffer/many/from/natural/disasters.
=> If we don't protect the frontier, we will suffer from many natural disasters
III. Complete the sentences with the correct form of the verbs in brackets.
1) If we DON'T RECYCLE ( not recycle) paper now, we'll need to cut down more trees in the future.
2) If the local people HAD (have)
fresh water, they wouldn't have to use polluted water.
3) What WOULD HAPPEN ( happen) if radioactive material was not handled properly?
4) If we recycle more household waste, there WILL BE ( be) less damage to the environment.
5) If we DIDN'T UNDERSTAND ( not understand) environmental ptoblems, we would not be able to do anything about them.
6) If the polar ice-caps melted completely, Sea levels worldwide WOULD RISE ( rise) about 60 metres.
7) The amount of plastic in the ocean WILL INCREASE ( increase) if we DON'T TAKE ( not take) action now.
8) These fish WOULDN'T DIE ( not die) if the factory DIDN'T DUMP ( not dump) its toxic waste into the river.
9) There WON'T BE ( not be) enough oxygen if we DON'T PROTECT ( not protect) the rain forests.
10) If I WERE ( be) the President, I WOULD BAN ( ban) billboards in cities in order to reduce visual pollution.
Mong các thầy cô, CTV chỉ giáo
When the temperature rises, the ice begins to …………..……
A. freeze B. melt C. evaporate D. disappear
A ………….is a kind of black and bird which can’t fly but uses their wings to swim.
A. polar bear B. blue whale C. penguin D. dolphin
We should …………..……. drink cans and used paper to save the environment.
a.reduce B. throw away C. burn D. recycle
We shouldn’t …………..……. electricity so we can reduce pollution.
a.waste B. save C. use D. reuse
We should help clean rivers and beaches so we can …………..…… water pollution.
a.reuse B. reduce C. recycle D. damage
…....................... is a natural environment in which a kind of animal or plant lives.
a.Space B. Habitat C. Zoo D. Park
………………… is a long period of time when there is little or no rain.
a.Flood B. Storm C. Acid rain D. Drought
……………………is the average height of sea where it meets the land.
A. Sea level B. Sea range C. Seaside D. Sea shore
My mother raises some chickens and they lay many …………………..
A. babies B. eggs C. children D. kids
We should turn ……………… lights after class to save electricity.
A. on B. up C. off D. down
Pollution will………………… people and wildlife.
A. affects B. effect C. affect D. effects
Eating fruits and vegetables is good ………………… your health.
A. at B. in C. to D. for
I’m scared the trees will fall and ………………… our house.
A. burn B. damage C. pollute D. cause
………………… is a change in weather that makes the Earth hotter or colder.
A. pollution B. wildlife C. climate change D. tourism
………………… is both plants and animals in nature.
A. wildlife B. pollution C. environment D. disease
II. WRITING:
lights from/ I think/ light pollution/ are causing/ buildings/.
I think lights from buildings are causing light pollution.
the food/ If we keep/ that we grow/ it will/ polluting the land, / affect/.
If we keep polluting the land, it will affect the food that we grow.
air pollution/ transportation/ use public/ reduce/ We should/ so we can/.
We should use public transportation so we can reduce air pollution.
to grow/ will make/ plants and trees/ The hotter weather/ it difficult for/.
The hotter weather will make it difficult for plants and trees to grow.
throw trash/ can reduce/ We shouldn’t/ water pollution/ into rivers/so we/.
We shouldn’t throw trash into rivers so we can reduce water pollution.
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.
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.
1. The photograph would have been much better if it (be) had been lighter in the room
2. He (die) would have dead if the surgeon hadn't operated on him
3. Please don't disturb him if he (be) is busy
4. If ice (be) were heavier than water, it wouldn't float
5. If you had strained your ears, you (hear) would have heard a slight noise in the bushes
6. If you had done as i talk you, you (succeed) would have succeeded
7. If i followed his advice, i (be) would be a fool
8. If i (lose) lose my license, i shall lose by job
9. If he had gotten one more mark, he (pass) would have passed the exam
10. If i make a promise, i (keep) will keep it
1. The photograph would have been much better if it (be) had been lighter in the room
2. He (die) would have dead if the surgeon hadn't operated on him
3. Please don't disturb him if he (be) is busy
4. If ice (be) were heavier than water, it wouldn't float
5. If you had strained your ears, you (hear) would have heard a slight noise in the bushes
6. If you had done as i talk you, you (succeed) would have succeeded
7. If i followed his advice, i (be) would be a fool
8. If i (lose) lose my license, i shall lose by job
9. If he had gotten one more mark, he (pass) would have passed the exam
10. If i make a promise, i (keep) will keep it
THANKS
If polar icecaps were melted, huge landmasses would be underwater
1.If polar icecaps were melted, huge landmasses would be underwater