*Chuyển sang câu chủ động-bị động
1, Lan bought some comic books fo her brother.
-> Some comic books
2, My sister received a letter yesterday.
-> A letter
3, She can slove the priblem in just 2 minutes.
-> The problem
4, Nowadays people use electricity for lighting.
-> Electricity
5, My sister usually draws pictures on weekend.
-> Pictures
Loga
Sinh Học lớp 12
