.

`1,` The wheel was invented thousands of years ago

`2,` These flowers are watered by my father every morning

`3,` Computers are used all over the world

`4,` Is a statue of Chu Van An being built ?

`5,` Fiona was invited to his birthday party by John last night

`6,` Many accient things are kept in museums

`7,` Is the Temple of Literatute surrounded four busy streets ?

`8,` Many famous films are made in Hollywood

`9,` The dinner is being prepared in the kitchen by her mother

`10,` All my homewok is done on my computer

____________________________

`@` BĐ - HTĐ : S + am/is/are + P2 + (by O) ...

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

`@` BĐ - QKĐ : S + was/were + P2 + (by O) ...

`**` I + am

`**` He/She/It/Số ít + is

`**` You/We/They/Số nhiều + are

`**` I/He/She/It/Số ít + was

`**` You/We/They/Số nhiều + were

`**` Trật tự : adv of place, by agent, adv of time