Câu bị động :

`-` Thì HTĐ : `\text{S + be + V3 / PII ( by O )}`

`1`.Their grandparents are always visited by Nam and Trang on Sundays

`3`.Lan's teeth are brushed after meal

`4`.Coffee with milk isn't drunk

`5`.Meat isn't eaten by vegetarians

`6`.Are a lot of interesting places in Ha Noi seen ?

`7`.Books are often read at the local library in her neighborhood

`8`.Many accidents on the highway are caused by bad driving

`9`.Vietnamese is spoken very well by Sue

`10`.English advertisements are usually writen on the traditional board

`11`.Uniforms are worn by Vietnamese children when they go to school

`12`.The docter is always called when her son is ill

`13`.Is tennis often played in the afternoon ?

`14`.Is television watched by Phong every night ?

`15`.Are all An's friends sometimes invited to her birthday party ?

`16`.Music isn't listened to by my brother in his free time

`17`.A sandwich is rarely made for his younger sister by Mark

`18`.The accidents on this road are seen by Hoa and me twice a week

`19`.Are those medicines kept out of children's reach by Mr.Green ?

`20`.Lan is given a present on her birthday

`21`.Vegetables are grown on his farm

`Extra` `:`

Cấu trúc chủ yếu : Thì HTĐ

`-` CKĐ : `\text{S + V s / es / không s , es}`

`-` CPĐ : `\text{S + don't / doesn't + V}`

`-` CNV : `\text{Do / Does + S + V ?}`

`3`.brushs `\rightarrow` brushes

`6`.see `\rightarrow` Do ... see ?

`8`.cause `\rightarrow` causes

`12`.call `\rightarrow` calls

`13`.play `\rightarrow` Do ... play ?

`19`.keeps `\rightarrow` keep

`\text{@ TheFox}`