Amy is __________（make）a cake.

用括号里单词的适当形式填空
1. When I am ________ (do) my homework, my mother is ________ (cook).
2. He has to _________ (travel) the country in search of work.
3. How __________ (do) seeds travel?
Seeds _________ (travel) in many ways.
4. What _____ (be) they talking about?
They are _________ (talk) about the seeds of plants.

爸爸问你正在做什么，你可以回答：(   )

A．I will do my homework.

B．I play football.

C．I'm reading books.

She’s ______exercise, but it ______ too hot. (    )

A．do  get

B．doing  getting

C．doing  gets

What is he ________?(    )

A．wear

B．wears

C．wearing