1.My favourite subject is English.(对划线部分提问)

2.Her mother's favourite color is blue.(对划线部分提问)

3.He likes art because it's fun.(对划线部分提问)

4.Our teacher is very strict.(改否定句)

5.Mike has P.E.on Thursday.(对划线部分提问)

6.He likes some subjects.(改一般疑问句)