1.is often wasted 

2. always rang

3.The test is being done 

4.was done ...

5. Have been repaired 

6.must be done

7.will be washed

8.is going to be done

9. it has been owned

10.She was reported that...

$\text{Ans:}$

${1.}$ Much fresh water is often wasted.

${2.}$ I am always rang.

${3.}$ The test is being done by the students now.

${4.}$ His homework was done by him last night.

${5.}$ This house has been repaired for 2 weeks.

${6.}$ All homework must be finished by the children today.

${7.}$ Her clothes will be washed by her tomorrow.

${8.}$ The project is going to be done tonight.

${9.}$

${-}$ It is said that he has many cars.

${-}$ He is said to have many cars.

${10.}$

${-}$ It was reported that she had won the first price.

${-}$ She was reported to have won the first price.

${----------------------}$

Câu bị động:
${1.}$ HTĐ: S + is/am/are + V3/ed + by + O ${(2)}$

${3.}$ QKTD: S + was/were + being + V3/ed + by + O

${4.}$ QKĐ: S + was/were + V3/ed + by + O

${5.}$ HTHT: S + have/has + been + V3/ed + by + O

${6.}$ Modal verb (must): S + must + be + V3/ed + by + O

${7.}$ TLĐ: S + will + be + V3/ed + by + O

${8.}$ To be + going to: S + is/am/are + going to + be + V3/ed + by + O

${9.}$ Câu bị động dạng đặc biệt ${(10)}$