`I`

`1` These room are cleaned by my sister every day 

`-` Bị động thì HTĐ : S + is/am/are + Vpp + ( by O ) 

`-` Chủ động thì HTĐ : S + V(s/es) + O

`2` The lights were turned off by Hoa

`-` Bị động thì QKĐ : S + was/were + Vpp + ( by O ) 

`-` Chủ động thì QKĐ : S + Ved/V2 + O  

`3` Do you mind opening the window ? 

`-` Can + S + V-inf + O ? 

`-` Would/Do you mind + V-ing + O ? 

`4` Would you mind if I helped you with your bags ? 

`-` Could + S + V-inf + O ? 

`-` Would you mind + if + S + Ved/V2 + O ? 

`5`A new hospital will be built next year

`-` Bị động thì TLĐ : S + will + be + Vpp + ( by O ) 

`-` Chủ động thì TLĐ : S + will + V-inf + O 

`II`

`1` My house is bigger than yours 

`-` S + be + short-adj thêm er + than + N/pronoun 

`2` No one in my class is as all as Tam 

`-` No one/Nobody/... + cụm từ chỉ nơi chốn + be + as + adj/adv + as _ S 

`3` When did you begin learning English ? 

`-` When + did + S + V-inf + O ? 

`4` Don't walk on the grass" the gardener said to us 

`->` The gardener told us not to walk on the grass  

`-` S + told + sb + (not) + to V 

`5` The children go swimming (Ko rõ đề) 

`-` S + V(s/es) + O 

I.

1. These rooms are cleaned every day ( HTĐ ở dạng bị động )

2. The lights were turned off (QKĐ ở dạng bị động )

3. Do you mind opening the window, please ? (Do you mind + V-ing)

4. Would you mind if I helped you with your bags ? (Would you mind + if + S + V-ed)

5. A new hospital will be built next year.

II.

1. My house is bigger than yours. (So sánh hơn)

2. No one in my class is as tall as Tam.

3. When did you begin to learn English ?

4. The gardener told me not to walk on the grass.

5. Children are going swimming.