非谓语动词1You'dbettergetyourownroom_______.(clean)cleaned这里为什么不用getsthdoing的句型而填cleaning2Don'tget________intherain.(catch)caught3Didyouseesomebody_______intotheroom(steal)steal这里为

　　非谓语动词

　　1You'dbettergetyourownroom_______.(clean)cleaned

　　这里为什么不用getsthdoing的句型而填cleaning

　　2Don'tget________intherain.(catch)caught

　　3Didyouseesomebody_______intotheroom(steal)steal

　　这里为什么不用stealing?

　　4Isawher_seating____atthewindows,thinking.(seat)seated

　　5You'dbetterhavethatbadtooth_pulled______out.(pull)

　　这里为什么不用havesthtobedone,而用havesthdone,有什么区别?

　　6Heislookingforwardto—————nothing.(see)tosee

　　为什么不是seeing

　　现在的答案完全与老师讲的不一样