`1` His school was built in this city last year. 

- Bị động thì QKD

- S + was/were + VpII + (by + O) + time

`2.` When is your gift sent to children? 

- Bị động thì HTD

- Wh-questions + am/is/are + S + VpII + (by + O)?

`3.` My shirt is the same colour as Nam's one. 

- So sánh ngang bằng

- S + am/is/are + the same + (N) + as + N/pronoun.

1. His school was built in this city last year.

CÔNG THỨC BỊ ĐỘNG THÌ QUÁ KHỨ ĐƠN

S + was/ were + PII + (by O).

S+ was/ were + not + PII + (by O)

Was/ Were + S + PII + (by O) ?

2. When is your gift sent to children ? 

CÔNG THỨC BỊ ĐỘNG THÌ HIỆN TẠI ĐƠN

S + am/ is/ are + PII + (by O).

S + am/ is/ are + not + PII + (by O).

Am/ Is/ Are + S + PII + (by O) ?

3. My shirt is the same colour as Nam's one. 

Công thức so sánh bằng : S + am/is/are + the same + (N) + as + N/pronoun