5.How often does your mother go to work ?

--> Thì HTĐ ( CNV ) : Do / Does + S + V ?

---> Hỏi mức độ thường xuyên

6.She is on holiday in Phu Quoc Island today

--> Thì HTĐ ( ĐT tobe ) : S + be + adj / n 

7.My sister learns Music once a week

--> Thì HTĐ ( CKĐ ) : S + V s / es

---> Đặc điểm nhận dạng : once a week

8.I don't have to go to school today

--> Cấu trúc Have to : S + have to / has to / don't have to / doesn't have to + V

9.I like to learn English much because I can use it to talk with you

--> Like + V-ing [ or to V ]

---> Because + Clause

10.Does she take the bus to school everyday ?

--> Thì HTĐ ( CNV ) : Do / Does + S + V ?

---> Đặc điểm nhận dạng : everyday

`#  FF`

5. How often / your mother / go / work / ?

=> How often does your mother go to work?

6. She / on holiday / Phu Quoc Island / today / .

=> She go on holiday to Phu Quoc Island today.

7. My sister / Music / once a week / .

=> My sister Music once a week.

8. I / not / have / school / today / .

=> I not have go to school today.

9. I / like / English / much / because / I / can / use / it / take / you / .

=> I like English very much because I can use it take you.

10. She / take / bus / to / school / everyday / ?

=> She take bus to school everyday ?