Hãy chuyển những câu sau đây sang phủ định và nghi vấn :
1.Mai usually goes to school on foot.
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2.They are watching tv now.
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3.she helped her mother lastnight.
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4. we will have a picnic next week.
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5. Lan and Lien learn english everyday.
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( Giải hộ mình với ạ )<<THANKS >>
1. (-) Mai doesn't usually go to school on foot.
(?) Does Mai usually go to school on foot?
2. (-) They aren't watching TV now.
(?) Are they watching TV now?
3. (-) She didn't help her mother last night.
(?) Did she help her mother last night?
4. (-) We won't have a picnic next week.
(?) Will we have a picnic next week?
5. (-) Lan and Lien don't learn English every day.
(?) Do Lan and Lien learn English every day?