单项选择题 He _________ in bed all day long because he had a bad headache.liedB. layC. laidD. lying

单项选择题 When we got there we found the window of the hall open and something _________.to stealB. to be stolenC. stolenD. stealing

单项选择题 He is the greatest poet __________ in the world.liveB. livelyC. aliveD. living