选词填空，使句子完整。 who, why, where, what, which, when, how, whose 1. — ______________ are you going to do?  — I'm going to play football. 2. — ______________ are you from?  — I'm from China. 3. — ______________ do you like summer?  — Because I can swim in the pool. 4. — ______________ do they go to work?  — They go to work by taxi. 5. — ______________ season do you like best?  — I like winter. 6. — ______________ do you eat breakfast?  — I eat breakfast at 7: 00. 7. — ______________ is that woman?  — She is my mother. 8. — ______________ jacket is this?  — It's hers.