Thể bị động(passive form)
1/I buy som T-Shirts for my son
2/Miss Lan helps the elder people every week
3/The Germans drink a lot of beer
4/His aunt speaks english fluently
5/They invite 200 people to the meeting every month
6/Their parents take them to the zoo every year
7/They send an ambulance Bach Dang school
8/Nam's mother buys a lot things at the supermarket
9/You use a towel to cover the wound
10/The milkman brings bottles of milk to houses