按要求完成句子。
1. They do their homework every night. (对划线部分提问)
_____ ______ they ______every night?
2. to/ take/ he/ likes/ photos (.) (连词成句)
_________________________________
3. She takes a bus to school. (变否定句)
She ______ _______ a bus to school.
4. I have breakfast at 6:30. (变一般疑问句)
_____ _______ _____ breakfast at 6:30?