一些语法题1 I_____(hear)it over the radio before the newspaper___

一些语法题
1 I_____(hear)it over the radio before the newspaper___(report)it yesterday.
2 Since yangli wang____(return)successfully,he____(be)on everybody's lips.
3 Form 5 to 7 yesterday,my sister____(write) the poem named"summer"
4 while mary and alice_____(walk)along the small river,a dog suddenly____(appear)and_____(begin) to run after them.
5 The plane____(take off)if you____(not hurry)at once.
6 Mr.green is not very well these days.He____(lie) in bed for three days.