用所给词的适当形式填空：
1．______ (do) Mary _______ (like) _______ (write a letter)?
Yes, she _____ (do).
2. My mother must ______(go) to work everyday.
3. Danny like ________ (milk). I like _______ (peach).
4. Her sister ________ (want) a pair of shoes.
5. _________ (not skate) on the river.
6. The wind _______ (feel) warm..
7. I see the insect ______ (fly).
8. Look, the children are ________ (clean) their classroom.
