`1`.These products have to be tested before exporting

`\rightarrow` Câu bị động `-` ĐTKT : S + ĐTKT + be + V3 / PII ( by O )

`2`.Unless she hurries , she will be late for school

`\rightarrow` Unless `=` Trừ phi

`3`.That present was given to me by Linda on my 20th birthday

`\rightarrow` Câu bị động `-` Thì QKĐ : S + was / were + V3 / PII ( by O )

`4`.If we had enough money , we could buy that house

`\rightarrow` CĐK Loại 2 :

`-` If - clause : Thì QKĐ : S + Ved / V2

`-` Main - clause : Thì TLTQK : S + would + V

`5`.Because factories produce waste and pour it into rivers and lakes , many rivers and lakes are poisoned

`\rightarrow` Because dùng để chỉ nguyên nhân , lý do

`6`.His report was written by Peter last week

`\rightarrow` Câu bị động `-` Thì QKĐ : S + was / were + V3 / PII ( by O )

`\text{@ TheFox}`

`1.` These products have to be tested before being exporting  

* S`+`modal verb`+`P.P`+`by`+`O  

* S`+`is/am/are`+`being`+`P.P`+`by`+`O  

`2.`Unless she hurries, she'll be late for school  

`-` Unless`=`If not  

* If `1`:  If `+` thì hiện tại đơn,  S`+` will `+` động từ nguyên mẫu

`3.`That present was given to me by Linda on my `20th` birthday

 * S`+`was/were`+`P.P`+`by`+`O

`4.` If we had enough money, we could buy that house

* If `2`:  If `+` thì quá khứ đơn,  would/could/... `+` động từ nguyên mẫu

If `2` diễn tả sự việc trái thực tại

`5.` Becausefactories produce waste and pour it into rivers and lakes, many rivers and lakes are poisoned 

*  Because`+` mệnh đề (chỉ nguyên nhân), `+` mệnh đề (còn lại)

`6.` His report was written by by Peter last week.

* Bị động thì quá khứ: S`+`was/were`+`P.P`+`by`+`O

Vì his report là số ít nên dùng was

* Tạm dịch: Bài tường thuật của anh ấy được viết bởi Peter vào tuần trước.

`#Azal``ea`