1.They clean the classroom every day.
=>The classroom is cleaned everyday : (passive theo cấu trúc hiện tại đơn)
2. Her mother bought her a new hat last week.
=>A new hat was bought by her mother for her last week :(passive theo cấu trúc quá khứ đơn)
3. We are going to paint the house.
=>The house is being gone to paint. :(passive theo cấu trúc hiện tại tiếp diễn)
4. Nam and Ha have already done exercises.
=>Exercises have been already done by Nam and Ha. :(passive theo cấu trúc hiện tại hoàn thành)
5. My mother is making cakes.
=>Cakes are being made by my mother :.(passive theo cấu trúc hiện tại tiếp diễn)
6. They will build a new shopping mall in this area.
=>A new shopping mall will be build in this area. :(passive theo cấu trúc tương lai đơn)
7.People can recycle tires to make pipes or floor coverings.
=>Tires can be recycled to make pipes or floor coverings. :(passive theo cấu trúc Modal verb)
xin hay nhất ạ