几道语法题1.Myfriendwasveryunhappyfornot_____totheparty.A.havingbeeninvitedB.invitingC.havebeeninvitedD.tohavebeeninvited选哪个?为什么?2._____somethingontheroad,thebusstopped.A.onseeingB.thedriverseeingC.havin
几道语法题
1.Myfriendwasveryunhappyfornot_____totheparty.
A.havingbeeninvitedB.invitingC.havebeeninvitedD.tohavebeeninvited
选哪个?为什么?
2._____somethingontheroad,thebusstopped.
A.onseeingB.thedriverseeingC.havingseenD.seeingthedriver
希望说明一下
3.Thelecturersaid"It'stimeyou___theliteraturereview"
A.beganB.shouldbeginC.beginD.arebeginning