1. If I were you, I would use energy efficient light bulbs.
2. He came up with a great idea for our environmental project.
3. Because of her absence from the meeting, she didn’t know the resolution.

Because of being absent from the meeting, she didn't know the resolution.

Because she was absent from the meeting, she didn't know how to solve it.

Rewrite

1. I think you should use energy efficient light bulbs.

-If I were you, I would use energy efficient light bulbs

2. He produced a great idea for our environment project.

-He came up with a great idea for our environment project

3. Because she was adsent from the meeting, she didn't know the resolution.

-Because of being absent from the meeting, she didn't know the resolution

4. I won't take part in the volunteer program because I don't have enough free time.

-If I had enough time, I would take part in the volunteer program

5. We need to reduce our plastic waste, otherwise we'll threaten our own existence.

-If we don't reduce our plastic waste, we'll threaten our own existence

6. Due to the hurricane last night, I was without electric power.

-Since there was a hurricane last night, I was without electric power

7. People dumped toxic waste Products into the rivers or landfill sites.

-Toxic waste products were dumped into the rivers or landfill sites

8. Air pollution deaths will double by 2050 if the nations don't act.

Unless the nations act, air pollution deaths will double by 2050

9. As the world's temperature rise, the Arctic keeps losing its ice.

Due to the rise of world's temperature, the Arctic keeps losing its ice

10. I live by the sea, so I'm really worried about global warming.

If I didn't live by the sea, I wouldn't be worried about global warming

11. I won't help you if you don't try your best.

Unless you try your best, I won't help you

12. We'll come to the meeting if we aren't busy.

Unless we are busy, we'll come to the meeting

Because of her absence from the meeting, she didn't know the resolution.

Because she was absent from the meeting, she didn't know the resolution.

=>Because of her absence from the meeting, she didn't know the resolution.

~~~Learn Well Phạm Trung Hiếu~~~

1. We didn’t finish the work because of his careless

2. The meeting had to be postponed due to the chairman's illness. 

3. The cost of raw materials rose due to inflation

4. Many rivers have burst their banks because of a heavy rainfall. 

5. The match was canceled due to the rain 

6. Seeing that we’d run out of milk, we went to the supermarket. (seeing that)

7. Seeing that we need to increase sales, we’ll start a new advertising campaign. 

8.Because it was hot, I opened the window

1. He said that it wasn't a good idea.

2. They didn't tell me that they would visit Ha Long Bay.

3. The dentist told that his tooth needs filling.

4. Lien said that she might be absent from the meeting

1. He said that it isn’t a good idea.

--> He said that it wasn't a good idea.

2 They didn’t tell me that they will visit Ha Long Bay.

--> They didn't tell me that they would visit Ha Long Bay.

3. The dentist told that his tooth needed filling.

--> The dentist told that his tooth needs filling.

4. Lien said that she may be absent from the meeting.

--> Lien said that she might be absent from the meeting

6. She can't be employed because she doesn't have a college degree.

--> If she had a college degree, she couldn't be employed.

7. She walked to the meeting. She was late.

--> If she hadn't walked to the meeting, she wouldn't have been late.

8. Unless you promise to retum back, I won't lend you.

--> If you don't promise to return back, I won't lend you.

9. He put off our trip because the weather was terrible.

--> If the weather hadn't been terrible, he wouldn't have put off our trip.

10. Sally doesn't know what she has to do for homework because she was absent from school on Friday.

--> If Sally knew what she has to do for homework, she wouldn't have been absent from school on Friday.

6. She can't be employed because she doesn't have a college degree. 

--> If she had a college degree, she could be employed.

7. She walked to the meeting. She was late.

--> If she hadn't walked to the meeting, she would have been late.

8. Unless you promise to retum back, I won't lend you.

--> If you don't promise to return back, I won't lend you.

9. He put off our trip because the weather was terrible.

--> If the weather hadn't been terrible, he wouldn't have put off our trip.

10. Sally doesn't know what she has to do for homework because she was absent from school on Friday.

--> If Sally hadn't been asbsent from school on Friday, she would known what she has to do for homework.

Viết lại câu sao cho nghĩa không đổi ;

giúp mình luôn với ạ, mình cảm ơn ^-^

1 He produced a great idea for our environmental project

= He came.up with a great idea for our environmental project..

2 Due to the hurricant last night, I was without electric power

= Since there.was a hurricane last night, I was without electric power..

3 People dumped toxic waste Products into the rivers or landfill sites

= Toxic waste products..were dumped into the rivers or landfill sites.

4 Air pollution deaths will double by 2050 if nations don't act

= Unless..nations act,Air pollution deaths will double by 2050 .

5 As the world's temperature rise, the Arctice keeps losing its ice

= Due to.the world's temperature rise, the Arctice keeps losing its ice..