`a) ( - )` He doesn't work at a hospital.

`( ? )` Does he work at a hospital?

`b) ( - )` They don't watch TV in the evenings.

`( ? )` Do they watch TV in the evenings?

`c) ( - )` Jane doesn't go to school every day. 

`( ? )` Does Jane go to school every day?

`d) ( - )` You don't like playing with your computer.

`( ? )` Do you like playing with your computer? 

`-` Cấu trúc thì HTD

`-` Với V thường

`( + )` S (số ít + He,she,it) + V-s/es + O

S (số nhiều + I, you, we, they) + V-inf + O

`( - )` S (số ít + He,she,it) + doesn't + V-inf + O

S (số nhiều + I,you, we, they) + don't + V-inf + O

`( ? )` Does + S (số ít + He,she,it) + V-inf + O?

Do + S (số nhiều + I, you, we, they) + V-inf + O?