请认真阅读下列各句，在答题卡上标有题号的横线上，写出空缺处该动词的正确形式。
My parents   (be)at home on weekends.
He always   (have)his first lesson at 7:30.
   (not open)the door, it's too cold outside.
Would you like   (fly)kites in the open air with us?
My classmates often   (play)football after school.
Mr. Wu   (not be)our English teacher.
Lucy, why not   (go)running after supper?
   your mother   (wash)the dishes after dinner?
Let Millie   (tell)us an interesting story.
It's time   (begin)our class.