1.There was plenty of time.you____ A.mustn't hurry B.mustn't have hurried C.needn't hueey
2.--___ I go back before lunch?--No,I don't think you____.A.Need...mustB.Do...need C.Must...have to D.May...oughtto
3The teacher__do all the exercises, butapupil___.A.needn't...mustB.maynot...mustC.needn't...needn't D.can't.must
4.--Would you open the window please? --Yes, I ___. A.willB.wouldC.doD.can
5.A lion ___ onlyattacks a human being when it is hungry. A.shouldB.canC.willD.shall
6--____ Must I finish this novel this morning ? ---No,you_____.A.mustn'tB.mightnot C.don't have toD.can't