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Who’ve made all the arrangements?
By whom have all the arrangements been made ?
Have buses brought the children home?
Have the children brought home by buses ?
How long have they waited for the doctor?
How long has the doctor been waited for ?
A group of students have met their friends at the railway station
a group of student's friends have been met at the railway station.

1. Why didn’t they help him?
→ Why wasn’t he helped?
2. How many games has the team played?
→ How many games have been played by the team?
3. Where do people speak English?
→ Where is English spoken?
4. Who are they keeping in the kitchen?
→ Who are being kept in the kitchen?
5. How can they open this safe?
→ How can this safe be opened?
6. What book are people reading this year?
→ What book are being read this year?
7. How did the police find the last man?
→ How was the last man found by the police?
8. Who looks after the children for you?
→ By whom are the children looked after?
9. How long have they waited for the doctor?
→ How long has the doctor been waited for?
10. What time can the boys hand in their papers?
→ What time can the boy’s papers be handed in?
11. Who lends you this book?
→ By whom is this book lent to you?

Chuyển câu chủ động sau thành câu bị động
40. How long have they waited for the doctor?
How long has the doctor been waited for?
41. What time can the boys hand in their papers?
What time can the boys' papers be handed in?
42. Who lend you this book?
By whom is this book lent to you?
43. How many marks does the teacher give you?
How many marks are you given to by the teacher?
44. They paid me a lot of money to do the job.
a lot of money was paid to me to do the job.
45. The teacher gave each of us two exercise books.
Each of us was given two exercise books by the teacher.
46. Someone will tell him that news.
He will be told that news by someone.
47. They have sent enough money to those poor boys.
Those poor boys have been sent enough money.
48. They have given the women in most countries in the world the right to vote.
Women in most countries in the world have been given the right to vote.

viết các câu sau thành câu bị động
1. how long have they waited for the door
-> HOW LONG HAS THE DOOR BEEN WAITED FOR?
2. we don't used kind of computer to do that job nowadays
-> KIND OF COMPUTER ISN'T USED TO DO THAT JOB NOWADAYS.
1. How long have the door been waited for by them ?
2. Kind of the computer isn't used to do that job by us nowadays

Chủ động --> bị động
14. What were you watching between 8 and 9 o'clock last night?
=>What was being watched by you between 8 and 9 o'clock last night?
28. Have they changed the window of the laboratory?
=>has the window of the laboratory been changed ?
29. Has Tom finished the work?
=>Has the work been finished by Tom?
30. How many games has team played?
=>How many have been played by the team?
31: How long have they waited the doctor?
=>How long has the doctor been waited ?
39. Why didn't help these newcomers?
=>Why weren't these newcomers helped ?
44. Nobody told me that my friend was ill
=>I wasn't told that my friend was ill

Chị Quyên làm rồi ban nhé :>
Here: Câu hỏi của Quỳnh Như - Tiếng anh lớp 8 | Học trực tuyến

Điền giới từ thích hợp :
It will be ready ....for... a week .
Your new dress is similar ...to.... mine .
She sat ..on.. the stream and watched the water ...before... she waited ....for.... her friend .
The woman .with.. white is my sister.
They usually come ....to... Sunday and always ....at.... noon .
How long were you ...on... the phone for ?
I read about it .....in...... the newpaper .
Some people are indifferent ..from..... their surroundings .

1.My father waters this flower every morning.
=>This flower is watered (by my father) every morning.
2.The manager didn’t phone the secretary this morning.
=>The secretary wasn’t phoned (by the manager) this morning.
3.The Greens are going to paint this house and these cars for Christmas Day.
=>This factory wasn’t built (by the Greens) during the Second World War.
4.The students have discussed the pollution problems since last week.
=>The pollution problems have been discussed (by the students) since last week.
1.My father waters this flower every morning.
=>This flower is watered (by my father) every morning.
2.The manager didn’t phone the secretary this morning.
=>The secretary wasn’t phoned (by the manager) this morning.
3.The Greens are going to paint this house and these cars for Christmas Day.
=>This house and these cars are going to be painted for Chrismas day by the Greens.
4.The students have discussed the pollution problems since last week.
=>The pollution problems have been discussed (by the students) since last week.
Câu chủ động: **How long have they waited for the doctor?** 👉 Chuyển sang câu bị động: **How long has the doctor been waited for?** ✅ (Lưu ý: "wait for" là cụm động từ, nên khi bị động vẫn giữ giới từ "for" ở cuối câu).
nhớ tick nha