题目内容：

用所给词的适当形式填空:
1)What are they doing?They are taking _____(walk).
2)I don't like to eat dumplings.I want something _____(difference).
3)They have finished _____(do) their housework.
4)_____(show) me your photos when you get back to school.
5)How about _____(hike) in the mountains?
6)The Smiths _____(have) a picnic next Saturday.
7)I don't know where _____(go).
8)_____(study) English is easier than _____(study) math.
9)