Bài 1: Biến đổi các câu sau sang phủ định , nghi vấn rồi trả lời các câu hỏi đó
a, He was planting trees in the garden at 4 p.m yesterday .
b, They were working when she came yesterday .
c, She was painting a picture while her mother was making a cake.
d, Anne was riding her bike to school when Peter saw her yesterday .
e, He was typing a letter when his loss went into the room.
Bài 1: Biến đổi các câu sau sang phủ định , nghi vấn rồi trả lời các câu hỏi đó
a, He was planting trees in the garden at 4 p.m yesterday .- He wasn't planting trees in the garden at 4 p.m yesterday .
- Was he planting trees in the garden at 4 p.m yesterday ?
=> Yes,he was or No,he wasn't
b, They were working when she came yesterday .
- They weren't working when she came yesterday .
- Were they working when she came yesterday .
=> Yes ,they were or No,they weren't
c, She was painting a picture while her mother was making a cake.
- She wasn't painting a picture while her mother was making a cake.
- Was she painting a picture while her mother was making a cake?
=> Yes ,she was or No,they wasn't
d, Anne was riding her bike to school when Peter saw her yesterday .
- Anne wasn't riding her bike to school when Peter saw her yesterday .
- Was Anne riding her bike to school when Peter saw her yesterday ?
=> Yes,Anne was or No,Anne wasn't
e, He was typing a letter when his loss went into the room.
- He wasn't typing a letter when his loss went into the room.
- Was he typing a letter when his loss went into the room?
=> Yes,he was or No ,he wasn't
a, (-) He wasn't planting trees in the garden at 4p.m yesterday
(?) Was he planting trees in the garden at 4p.m yesterday ?
Yes , he was
b, (-) They weren't working when she came yesterday
(?) Were they working when she came yesterday ?
No , they weren't
c, (-) She wasn't painting a picture while her mother was making a cake
(?) Was she painting a picture while her mother was making a cake?
No, she wasn't
d, (-) Anne wasn't riding her bike to school when Peter saw her yesterday
(?) Was Anne riding her bike to school when Peter saw her yesterday?
Yes, she was
e, (-) He wasn't typing a letter when his loss went into the room
(?) Was he typing a letter when his loss went into the room z/
Yes , he was
Chúc bạn học tốt 
