I am listening to music.
Are you listening to music?
2. Mike is a student.
Is mike a student?
3. Sarah can clean the classroom.
Can sarah clean the classroom?
4. They are in the zoo.
Are they in the zoo?
5. There are some flowers in the vase.
Are there any flowers in the vase?
6.This is my sister.
Is this my sister?
7.We are sweeping the floor.
Are you sweeping the floor?
上述句子变成一般疑问句,完全正确。
很正确