Chuyển các câu sau sang phủ định và nghi vấn
1. She is going to help her mom
2. Miss Lan can drive a car
3. They are traveling to HaNoi by plane
4. Betty eats ice cream every day
5. Lan usually has noodles for breakfast
6. My mom is always busy
7. Those men always drink coffee after breakfast
8. These boys often play soccer after school