1 new students are always welcomed  by the teacher

2 english is spoken all over the word 

3 the photopraph was invented in 1877 by thomas edison

4 2 children were found in the forest by the police

5 your order will be sent as soon as possible

6 the problem is  being studied careufully by the scientist

ta có chung 1 cấu trúc câu bị động là :

S + be + VpII + (by + O) 

-> lưu ý be ở đây tuỳ vào thì mà chia

1. →  New students are always welcomed by the teacher
2. →  English is spoken all over the world
3. →  The phonograph was invented by Thomas Edison in 1877
4. →  Two children were found in the forest by the police
5. →  Your order will be sent as soon as possible
6. →  The problem is being studied carefully by the scientists

Chúc bạn học tốt !!

Cho mk hay nhất nhé ^^