`1` Poor women should be offered more help by the governments.

`-` Bị động với should: S + should be + V3/ed + (by O)

`2` My work has to be finished now.

`-` Bị động với have to: S + have to be + V3/ed + (by O)

`3` An essay must be written on gender equality.

`-` Bị động với must: S + must be + V3/ed + (by O)

`4` This film is not as good as the one I saw last week.

`-` So sánh bằng phủ định: S1 + be + not as adj as + S2

`5` Russia is the biggest country in the world.

`-` So sánh hơn nhất: S + be + the + adj-est/most adj

`6` Mary is the most intelligent in her class.

`-` So sánh hơn nhất: S + be + the + adj-est/most adj

`7` Mary's house is more expensive than mine.

`-` So sánh hơn: S1 + be + adj-er/more adj + than + S2

`8`

`-` Smartphones which can store audio books have a lot of storage space

`-` Smartphones which have a lot of storage space can store audio books.

1. Poor women should be offered more help by governments.

S + should be + V3/ed (bị động - modal verb)

2. My work has to be finished now.

S + has/have to be + V3/ed (bị động - has/have to)

3. An essay must be written on gender equality by each student.

S + must be + V3/ed - (bị động - modal verb)

4. This film isn't as good as the one I saw last week.

S + be (not) + as + ADJ +as+ O: ss bằng

5. Russia is the biggest country in the world.

S + be +the + ADJ + est: 

6. Mary is the most intelligent person in her class.

S + be +the most + ADJ : 

7. Mary's house is more expensive than mine.

S + be+ more + ADJ + than + O: 

8. Smartphones which have a lot of storage space can store audio books

N (vật) + which + V /S + V 

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