1.
(-) mrs hoa  doesn't watch tv every night.
(?) does mrs hoa watch tv every night?
2.
 (-) we didn't go to nha trang last week.
(?) did they go to nha trang last week?
3.

(-) lan & hue didn't enjoy the party very much.
(?) did lan & hue enjoy the party very much?
4.
 (-) i am not studying english now.
(?) are you  studying english  now?
5.
 (-) they don't play football with us every week.
(?) do they play football with us every week?
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