5、 C.or;and D.or;but16.Bruceoftenasksme______himtoplaytheguitar.A.teachB.toteachC.taughtD.teaches17.Wehadbetterwaitmoreminutes.IthinkJeffwillcomesoon.A. a few B. few C.a little D. little18.—_______avolunteerisgreat.—Ithinkso.Someofuswant _______volunteersfortheLondonOlympics.A.Being;b