`1.` A new kind of plant has just been produced.

Giải thích: Bị động HTHT: have/has just been Vpp

`2.` She said that she wanted to be a doctor.

Giải thích: Câu gián tiếp: S said that S V-lùi thì

`3.` He started studying English six years ago.

Giải thích: S have/has Vpp for time = S started/begin Ving time ago.

`4.` She wishes she had time to revise the lesson.

Giải thích: Câu ước wish + V-lùi thì

`5.` Because the weather was bad, many trees die.

Giải thích: Because + Mệnh đề

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`1.` He said that he would be back the following day.

`2.` Although my sister was tired, she helped me with the homework last night.

@ `Ly`

Đáp án : 

Part VI

1 . A new kind of plants has just been produced.

2 . She said that she wanted to be a doctor.

3 . He started studying English six years ago.

4 . She wishes she had time to revise the lesson.

5 . Because the weather was bad , many trees die.

* Giải thích các bước giải :

1 . Cấu trúc bị động ở hiện tại hoàn thành : have/has (not) + been + Pii + .....

2 . Câu gián tiếp lùi 1 thì so với câu cho trước

3 . Started + Ving : bắt đầu làm gì

4 . Câu wish `=>` Lùi 1 thì về QK

5 . Because + Clause , Clause : Bởi vì ...