题目内容：

1.Teenagers should _____ _____ (allow) to make their own decisions
2.China's first man-mae earth satellite _____ _____(send) up in 1970

优质解答

1.Teenagers should __be___ allowed_____ (allow) to make their own decisions
2.China's first man-mae earth satellite __was___ sent_____(send) up in 1970