$1. $ Cherries are stolen from the neighbours by Paul

$→$ Câu bị động thì HTĐ : S + be + V3 (+ by Sb/ O)

$2. $ English isn't spoken in this classroom

$→$ Câu bị động thì HTĐ : S + be + V3 (+ by Sb/ O)

$3. $ The house was built by my parents last year

$→$ Dấu hiệu : last year

$→$ Câu bị động thì QKĐ : S + was/ were + V3 (+ by Sb/ O)

$4. $ The vase was broken by Lisa yesterday

$→$ Dấu hiệu : yesterday

$→$ Câu bị động thì QKĐ : S + was/ were + V3 (+ by Sb/ O)

`@Chamian`

$\text{1. Cherries are stolen from the neighbours by Paul}$

- Cấu trúc: S+ am/is/are+ (not)+ Vpp/ed+ (by+O)

$\text{2. English isn't spoken in this classroom}$

- Cấu trúc: S+ am/is/are+ (not)+ Vpp/ed+ (by+O)

$\text{3. The house was built by my parents last year}$

- Cấu trúc: S+ was/ were+ (not)+ Vpp/ed+ (by+O)

$\text{4. The vase was broken by Lisa yesterday.}$

- Cấu trúc: S+ was/ were+ (not)+ Vpp/ed+ (by+O)

- Tất cả các câu trên đều chuyển từ chủ động sang bị động