It is belived that the boy is wearing a white t-shirt and blue jeans
`->` The boy is believed to wear a white t-shirt and blue jeans
`->` Câu bị động kép: It is believed that + S + V = S + be + believed + to V
CHÚC BẠN HỌC TỐT!
Cho mk xin ctlhn nha! Thanks nhìu!