Q.1:

(-)My sister didn't cook dinner last night.

(?) Did your sister cook dinner last night?

Q.2: 

(-) I didn't walk to school this morning.

(?) Did you walk to school this morning?

Q.3:

(-) Josie didn't carry her mum's bag for her.

(?) Did Josie carry her mum's bag for her?

Q.4:

(-) We didn't tidy our rooms yesterday.

(?) Did we tidy our rooms yesterday?
Q.5: 

(-) They didn't study hard, so they didn't pass the exam. 

(?) Did they study hard, but they didn't pass the exam?

Q.6: 

(-) Your grandparents weren't delighted when they saw you last week.

(?) Were your grandparents delight when they saw you last week?

Q.7: Câu 7 đã ở dạng phủ định rồi mà nhỉ chủ ques ơi?

(+) We spent all our money at the shop.

(?) Did we spend all our money at the shop?

Q.8: 

(-) You didn't buy a really nice dress for the party.

(?) Did I buy a really nice dress for the party?

Q.9

(-) I wasn't relieved when I didn't drop that beautiful vase.

(?) Was you relieved when .... that beautiful vase?

Q.10

(-) The teacher didn't begin the class at 8:00 a.m this morning.

(?) Did the teacher begin the class at 8:00 a.m this morning? 

____by:hạvy bbi_nee____    <<hoctot>>

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QKD

.) Tobe V 

(+) S + was/were + N/Adj + (O).

(-) S + wasn't/weren't + N/Adj + (O).

(?) Was/Were + S + N/Adj + (O)?

.) Action V

(+) S + V(ed) + (O).

(-) S + didn't + V-inf + (O).

(?) Did + S + V-inf + (O)?

.) Usages

- Nói về 1 hành động đã xảy ra và kết thúc trong quá khứ.

- Nói về 1 thói quen trong quá khứ.

.) Signal words

- Yesterday, yesterday morning/afternoon/evening.

- Last, Ago.

- Used to + V <thói quen trong qk>.