My brother asked me not to come back before 1 o'clock

My brother advised me not to come back before one o' clock 

Chuyển các câu chủ động sau sang câu bị động:
1. People speak English all over the world
->...................English is spoken by people all over the world...........................
2. He asked us many difficult question.
->...............We were asked many difficult questions.......................
3. Wastes from chemical factories have caused a lot of pollution.
->......................A lot of pollution has been caused by wastes from chemical factories....................................

English is spoken all over the world

We were asked many difficult questions

A lot of pollution has been caused by wastes from chemical factories

We were asked to learn by heart all the new words by the teacher

We were asked to learn by heart all the new words by the teacher

At present, books are being read by Nam

at present, books are being read by nam

Bảo Ngọc cute bn bt câu tl chưa? nếu r thì tl giúp mk đc k? mk cx cần câu này gấp

1. Doctor's office have gone by Jack.

2. I have asked to be here at 10 am by my teacher.

1. The doctor's office was gone to by Jack

2. I was asked to be here at 10 am

Mk rất tốt đó, nhớ tick cho mk nha

   Has anyone ever asked you for your opinion ?

⇒Have you ever been asked for your opinion?

Tuệ Lâm                 

Nam plays football every week

\(\rightarrow\) Football is played by Nam every week