对划线部分提问。
1. Their teacher washes dishes at home.
________ ________ their teacher _______ dishes?
2. It's ten o'clock.
________ ________ ________ it?
3. My sister's eleven.
________ ________ is ________ sister?
4. He's tall and thin.
________ ________ he ________ ________?
5. They come from America.
________ ________ they ________ from?
6. I'm not well.
________ ________ ________ you?