一平面截球面产生的截面形状是_______;它截圆柱面所产生的截面形状是________

句型转换。

1. He has to study for the math test. (改为一般疑问句)

    ______he______to study for the math test?

2. Would you love to play basketball with us? (作肯定回答)

    Yes, I'd______ ______.

3. Can you come to my party? (作否定回答)

     ______, I ______.

4. It is Tuesday.(对划线部分提问)

    ______day ______it today?

5. I'm playing football.(对划线部分提问)

    ______ ______you_______?