1. Because of the dangerous acid rain, trees' leaves are damaged(Because)
->....
2. I fail the exam because i don't study harder (if)
->....
3. People took residents of the flooded villages to anh safe place last night (passive voice)
->residents of the flooded villagers ....
4.i'm not you , but i think you should recycle these plastic bags ( if)
->....
5. Because his room is untidy , his mother í unhappy
->because of
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Sinh Học lớp 12
