句型拓展。

1．They are doing their homework now. (提问划线部分)

__________ are they doing now?

2.Letˊs go to the Great Wall,________ __________(完成反意疑问句)

3．They had a math test last week.(用next替换last改写句子)

We_______ _______a math test next week.

4.She is babysitting her sister for vacation. (提问划线部分)

__________ she ___________ for vacation?

5.The boy is doing his homework after school. (提问划线部分)

_______ __________the boy _________after school?