7.Choose the best option A,B,C or D(chọn phương án đúng nhất A,B,C hoặc D)
1.She__________lots of things for charity.

A.did

B.was do

C.was did

D.doed

2.Trinh Cong Son_____________many excellent songs.

A.was compose

B.composeed

C.composed

D.did composed

3.We_________the Louvre museum in Paris last week.

A.visitted

B.visited

C.did visited

D.were visited

4.They__________old people in the nursing home two days ago.

A.helped

B.were helped

C.did visited

D.were visit

5.I_____________him in the park yesterday afternoon.

A.did saw

B.seed

C.was see

D.saw

6.My sister______________lots of flower on the balcony

A.plant

B.planted

C.did planted

D.was plant

7.His uncle_______________a new house in the suburb

A.buyed

B.was buyed

C.did bought

D.bought

8.Where___________they last weekend?

A.was

B.were

C.be

D.did be

9.My mother_________to work this morning.

A.didn’t go

B.not went

C.wasn’t went

D.didn’t went

10.The film that I___________last night__________very interesting.

A.see/saw

B.saw/were

C.see/were

D.saw/was

Đáp án: + Giải thích các bước giải:

`1)` `A`

`2)` `C`

`3)` `A`

`-` Có last week `to` QKĐ

`4)` `A`

`-` Có ago `to` QKĐ

`5)` `D`

`-` Có yesterday afternoon `to` QKĐ

`6)` `B`

`7)` `D`

`8)` `B`

`-` Có last week `to` QKĐ

`9)` `A`

`-` Có this morning `to` QKĐ

`10)` `D`

`-` Có last night `to` QKĐ

`-` Notes:

`-` QKĐ: Nói về hành động, sự việc đã xảy ra và kết thúc, không liên quan đến hiện tại 

`+` Chuỗi hành động

`to` Kết quả

`-` Cấu trúc tobe

`( + )` S + was/were + O

`( - )` S + was/were not + O

`( ? )` Was/were + S + O

I, He, she, it hoặc N ( số ít) `to` was ( not)

You, we, they hoặc N( số nhiều) `to` were ( not)

`-` V( thường)

`( + )` S + Ved/ Cột `2` + O

`( - )` S + did not + V + O

`( ? )` Did + S + V + O `?`

`#Ph`

`1,` A

`2,` C

`3,` B

- DHNB : last week -> QKĐ

`4,` A

- DHNB : two days ago -> QKĐ

`5,` D

- DHNB : yesterday afternoon -> QKĐ

`6,` B

`7,` D

`8,` B

- DHNB : last week -> QKĐ

`9,` A

`10,` D

- DHNB : last night -> QKĐ

_____________________________________-

`@` Quá khứ đơn

- ĐT tobe 

(+) S + was/were + O

(-) S + was/were + not + O

(?) Was/were + S + O ?

- ĐT thường

(+) S +V2/ed ...

(-) S + didn't + Vbare-inf ...

(?) Did + S + Vbare-inf ... ?