1.The student__by his teacher went home in spirt.
A.punished B.have been punished C.being punished D.having been punished
2.She will tell us why she feels so strangly that each us has a rale__in making the earth a better place to live on .
A.to have played B.to play C.to be played D.to be playing
3.The old man,who is now in his eighties,has made it clear that much of his weath__to the nation after his death.
A.has been left B.is to leave C.leaves D .is to be left
额..这几题我都知道正确答案,但对于涉及到的语法还没搞得太清...所以,