6. My father waters this flower every morning. ________________________________________________________________________ 7. John invited Fiona to his birthday party last night. ________________________________________________________________________ 8. Her mother is preparing the dinner in the kitchen. ________________________________________________________________________ 9. We should clean our teeth twice a day. ________________________________________________________________________ 10. Our teachers have explained the English grammar. ________________________________________________________________________

`6.`This flower is watered by my father every morning.

`=>`Cấu trúc bị động với thì hiện tại đơn : S + am/is/are (not) + Vpp + (by O)

`7.`Fiona was invited to John's birthday party by him last night.

`=>`Cấu trúc bị động với thì quá khứ đơn : S + was/were (not) + Vpp + (by O)

`8.`The dinner is being prepared in the kitchen by her mother.

`=>`Cấu trúc bị động với thì hiện tại tiếp diễn : S + am/is/are (not) + being Vpp + (by O)

`9.`Our teeth should be cleaned twice a day.

`=>`Cấu trúc bị động với thì khuyết thiếu : S + model verb + be Vpp + (by O)

`10.`The English grammar has been explained by our teachers.

`=>`Cấu trúc bị động với thì hiện tại hoàn thành : S + have/has (not) + been Vpp + (by O)

`1.` This flower is watered by my father every morning.

`2.` Fiona was invited to John's birthday party last night.

`3.` The dinner is being prepared in the kitchen by her mother.

`4.` Our teeth should be cleaned twice a day.

`5.` The English grammar has been explained by our teachers.

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Câu Bị Động :

`-` HTT : S + am/is/are + P2 (by O).

`-` QKT : S + was/were + P2 (by O).

`-` HTTD : S + am/is/are + being P2 (by O).

`-` Should + be P2 (by O) : Nên được làm gì

`-` HTHT : S + has/have + been P2 (by O).