Đặt câu hỏi cho câu trả lời a) I was born b) I was born in Phu Thơ c) They were born is 1999 d). They were born in London e) Yes, Jenny was at work yesterday g) My mother was happy yesterday h) No. His friends werent at school yesterday I) Mark was at work last Monday K) We were at Lans party last night

a) When were you born?
b) Where were you born?
c) When were they born?
d) Where were they born?
e) Was Jenny at work yesterday?
g) How was your mother yesterday?
h) Were his friends at school yesterday?
i) Where was Mark last Monday?
k) Were you at Lan’s party last night?

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`Grammar:`

`1.` Was/Were + `S` + ....?

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

`3.` Wh-question + did + S+ V (O) ?