Hand in your paper,if you____your answer.填finish还是have finis

Hand in your paper,if you____your answer.填finish还是have finis YOU will have to hand in your paper 的paper为何用原形 make up hand in your paper silk Before you hand in your paper,_____you have finised the whol hand their paper in.hold up your head.为什么their paper 放hand i please c ____ your paper before you hand it in You should c____your answers before you hand in your paper. you should finish your () and hand in on time finish变延续性动词是什么?是finished还是be over 为什么我们英语书上写的是we have finis What do you have in your hand? ____(使……升高 )your hand if you know the right answer. put(put)your hand please if you know the answer.为什么不用putting