`1.` The flowers were reported to be killed by frost.
`2.` The job is found to be not suitable for a girl like her.
`3.` This machine hasn't been used for years.
`4.` The road must be widened to school this year.
`5.` Was your work early finished by you?
`6.` The streets are being swept.
`7.` A dancing class was started last week.
`8.` His parents will be visited by Tom next month.
`9.` This factory during the Second World War is going to be painted by the Greens.
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`+` Cấu trúc câu bị động:
`-` Thì HTHT: S + have/has + been + PII + (BY O)
`-` Thì QKĐ: S + was/were + PII + (BY O)
`-` Thì TLG: S + am/is/are + going to + be + PII + (BY O)
`-` Động từ khuyết thiếu: S + ĐTKT + be + PII + (BY O)
`-` Thì HTTD: S + am/is/are + being + PII + (BY O)
`-` Thì TLĐ: S + will + be + PII + (BY O)
