Chuyển câu khẳng định sang câu phủ định và nghi vấn:
1. Hai's family has four people.
Hai's family does have four people.
Does Hai's family have four people?
2. Many years ago, Nga has lived in HCM City.
Many years ago, Nga hasn't lived in HCM City.
Has Nga lived in HCM city many years ago?
3. Next year, My friend will be 14 years old.
Next year, My friend won't be 14 years old.
Will your friend be 14 years old next year?