I am sitting by the river and watching the boys ( )括号中填swim还是swimming.为什么?

翻译：I`m sitting by the window. I am sitting by the river and watching the boys ( )括号中填swim还是swimming.为什么? 翻译,通顺一些的翻译 It is afternoon now,and I am sitting by the pool and drinking orange juice. i'm sitting by one in the kitchen ..by one SITTING BY THE meet,friends,am,to,going,some,old,of,I,my （ .）排出正确的顺序,感谢大家~book,sitting,the,pool,boy,the,by,reading,and,is,a ( ?) I am sorry I am not in a position to answer this question.Ask the man sitting by the window .He is ______here.A.in charge B.liable C.reliable D.in power I’ am sitting down. 如何翻译? I am sitting down是什么时态 One summer evening I was sitting by the open window,reading a good science When I went into the room,I saw Tim sitting on the floor surrounded by boxes,从句里为什么没有be为什么sitting前没有be动词? In the evening I love sitting by the fire and playing my guitar.为什么用sitting和playing?解释下谢 I am surrounded by I am fascinated by What were you doing this time yesterday?-I on the grass and drawing a picture.A.sit B.sat C.am sitting D.was sitting 英语翻译One day,there was a blind man sitting on the steps of a building with a sign by his feet,that reads:I am blind,please help.A creative publicist was walking by the blind man and stopped to observe that the man only had a few coins in his i am just not used to sitting backwards on the train 的中文意思?...backwards 是背向前,u Brain cheated in the last math exam,so he thought he could _________it again this time,but he was wrong.A.get rid ofB.get away withC.avoid being caughtD.mess around withI am sorry I am not in a position to answer this question.Ask the man sitting by