1. 用括号内所给词的适当形式填空

1. （1） 一Whenyou(leave) home this morning?
   

   —I(leave) home at six o'clock．
   

3. （2） The man(become)a scientist at the age of 20．
   

5. （3） We(get)home very late yesterday

7. （4） —Who(win)the volleyball game?
   

    一Our National Team．