I)Do as directed
1) They will buil a new factory there (chuyển sang câu bị động)
->A new factory
2) I like to do physisc experiment Mary said (chuyển sang câu tường thuật)
->Mary said
3)People /have/already/leave/the/flooded villages/when/resaie workers arrive (sử dụng thì quá khứ hoàn thành để hoàn thành câu)
4) She went to the doctor "because she was sick"(Viết câu hỏi cho phần chữ trong ngoặc kép )