1. Solutions will be found to reduce pollution in our city by scientists.

2. Will fossil fuels be replaced by renewable energy in the future ?

3. A hydro power station will be built in my hometown next year.

4. The use of electricity will be reduced in the future.

5. Hydro power will be used to generate energy.

1. Solutions will be found by scientists to reduce pollution in our city

2. Will fossil fuels be replaced by renewable enery in the future?

3. A hydro power station will be built in my hometown next year

4. The use of the electricity will be reduced in the future

5. Hydro power will be used to generate energy

Less electricity will be used in the future by us.

\(\Rightarrow\) Less electricity will be used in the future .

Câu bị động.

8 You should keep dogs on leads in the garden ....Dogs should be kept on leads in the garden ...........................................................................................
9 Why did no one inform me of the change of the plan? ........Why wasn't I informed of the change of the plan? .......................................................................................
10 She used to make cakes on her own at Christmas .......Cakes used to be made on her own at Christmas ........................................................................................
11 Nobody has used this room for ages ............This room hasn't been used for ages...................................................................................
12 The judge gave him two weeks to pay the fine ............He was given two weeks to pay the fine by the judge ...................................................................................
13 They make these artificial flowers of silk ............These artificial flowers are made of silk...................................................................................
14 Students are doing a lot of work .......A lot of work is being done by students........................................................................................
15 We won’t admit children under sixteen ........Children under sixteen won't be admitted .......................................................................................
16 What did he write it with ? .......What was it written with ........................................................................................
17 Did the idea interest you ?

were you interested by the idea

Change these sentences into passive form:
1. You must keep dogs out side the shops. Dogs must be kept outside the shops

2. Someone has locked this door. This door has been locked

3. Why didn't they turn on the lights? why weren't the lights turned on?

4. You shouldn't make noise. Noise shouldn't be made

5. We don't use this room very often. This room isn't used very often.

6. Thay began to build the house last year. The house was begun to built last year

7. They serve curry, frying rice and fresh fish at the restaurant. Curry, frying rice and fresh fish are served at the restaurant

1/ Mr Hoang teaches English.

=> English teacher is Mr Hoang

2/ We use the computer to learn languages.

- The computer used to learn languages

20/ Farmers grow rice in Viet Nam.

- Rice is grown in Viet Nam

1/ Mr Hoang teaches English.

=> English……………………is taught by Mr Hoang ……………………………………………......................

2/ We use the computer to learn languages.

- The computer ………………………is used to learn languages………………………………………………….

20/ Farmers grow rice in Viet Nam.

- Rice ...........................is grown in Vn by farmers........................................................................

Tham khảo:

1) They will put solar panels on the roof .

--- > Solar panels will be put on the roof by them

2) People use the sun's energy to heat water .

--- > The sun's energy is used to heat water

3) They will build a dam for hydro electricity in this area .

--- > A dam for hydro electricity will be built in this area

4) He will finish the report before he leaves here .

--- > The report will be finished by him before he leaves here

5) We will hold the meeting before May Day .

--- > The meeting will be held by us before May Day

6) My classmate will tell a story about wildlife .

--- > A story about wildlife will be told by my classmate

7) I will invite him to my birthday party .

--- > He will be invited to my birthday party by me

8) Will buses bring the children home .

--- > Will the children be brought home by buses ?

9) She will paint this house next month .

--- > This house will be panited by her next month

 Change the sentences into the passive voice.

1   We will use less electricity in the future.                        

        -> Less electricity …………will be used in the future (by us)…………………………………………

2.  They will build a new high school in the countryside.          

       ->  A new high school ……………will be built in the countryside……………………………………

3.  Lan will visit grandparents next week.                       

  ->  Grandparents …………….will be visited by Lan next week................................................................

4   I will turn off the lights when leaving a room or going to bed.     

       -> The lights ……………will be turned off (by me) when leaving a room or going to bed…………………

black hiha: build là dạng động từ nguyên thể

Còn động từ ở dạng quá khứ phân từ là built nha! :)

#Sai 1 lần thôi, sau rút kinh nghiệm nha! Xem xét kĩ trước khi bắt lỗi người khác hi! ^^

1. She will be given a prize by the teacher if she works well.

9. Solutions to reduce pollution in our city will be found by scientists.

10. A farewell party will be held this weekend.