`1` My sister started play the piano  five years ago 

`=>` S + has / have + Vpp + for + time 

`=` S + started to - V / Ving + time + ago

`2` The postman was bitten by the dog 

`=>` Câu bị động thì quá khứ đơn : 

`-` S + was / were + Vpp + ( by + O ) 

`3` I wish I knew what to do about the problem 

`=>` Câu ước nên lùi từ phủ định về khẳng định : 

`-` Câu ước hiện tại : S + wish + S + Ved / V2 + O 

`4` It's hour and hours ago  since Mary wrote her composition 

`=>` S + Ved / V2 + time + since + S + Ved / V2 + O 

# Ríttttt 🍉 (ㆁωㆁ)

`1.` My sister started play the piano  five years ago.

`-` Form: S+ started/began/finished + V-ing/to V-inf+ ... + time + ago

`->` S + have/has + VpII + ... + for + time

`2.` The postman was bitten by the dog.

`-` Bị động thì QKD – Form: S + was/were + VpII + (by + O)

`3.` I wish I knew what to do about the problem.

`-` Câu ước ở HT: S + wish(es) + (that) + S + V2/V-ed + ...

`-` Form: Wh-questions + to V-inf

`4.` It's hour and hours ago  since Mary wrote her composition.

`-` Form: It’s + time + since + S + V2/V-ed (since + MDQK)