$\text{1. }$The class is taught by Mr. Henry

$\text{2. }$Books are read by my father every day

$\text{3. }$This pencil case is bought 

$\text{4. }$A cup of orange juice is drunk by Tommy

$\text{5. }$Sandwiches are eaten by Sam every morning.

$\text{6. }$The English grammar point was explained by our teacher yesterday

$\text{7. }$Many houses were destroyed by the storm last year.

$\text{8. }$The school was moved to the higher area.

$\text{9. }$This bike was cleaned by my father yesterday.

$\text{10. }$Harvard University was built in 1636.

- Cấu trúc bị động thì Hiện tại đơn: ( từ câu a đến câu e):

(+) S+ am/is/are+ V-ed/ bqt+ (by+O)

(-) S+ am not/ isn't/ aren't+ V-ed/ bqt+ (by+O)

(?) Wh-question+ am/is/are+ S+ V_ed/ bqt+ (by+O)?

- Trong đó: 

I+ am

He/ she/ it/ Danh từ số ít+ is

They/ we/ you/ Danh từ số nhiều+ are

- Cấu trúc bị động thì Quá khứ đơn ( từ câu f đến j): 

(+) S+ was/were+ V_ed/ bqt+ (by+O)

(-) S+ wasn't/ weren't+ V_ed/ bqt+ (by+O)

(?) Wh-question+ was/were+ S+ V_ed/ bqt+ (by+O)

- Trong đó: 

 We/ You/ They/ Danh từ số nhiều + were

                  I/He/ She/ It / Danh từ số ít+ was

$\textit{# Themoonstarhk}$

`Answer:`

`a.` The class is taught by Mr. Henry.

`b.` Books are read by my father every day.

`c.` This pencil case is bought.

`d.` A cup of orange juice is drunk by Tommy.

`e.` Sandwiches are eaten by Sam every morning.

`f.` The English grammar point was explained by our teacher yesterday.

`g.` Many houses were destroyed by the storm last year.

`h.` The school was moved to the higher area.

`i.` This bike was cleaned by my father yesterday.

`j.` Harvard University was built in 1636.

`->` Cấu trúc câu bị động:

`-` thì Hiện tại đơn: S + am/is/are + Ved/V3 + (BY  O)

`+` Danh từ là: They/ we/ you/ N(số nhiều) `->` tobe "are"

`+` Danh từ là: It/ she/ he/ N(số ít) `->` tobe "is"

`+` Danh từ là: I `->` tobe "am"

`-` thì Quá khứ đơn: S + was/were + Ved/V3 + (BY  O)

`+` Danh từ là: They/ we/ you/ N(số nhiều) `->` tobe "were"

`+` Danh từ là: I/ It/ she/ he/ N(số ít) `->` tobe "was"