he wanted to find a seat to sit down还是sit on?

he wanted to find a seat to sit down还是sit on? a seat to sit还是sit on 1.He is looking for a seat to sit [on].括号里的介词请问为什么不用down?2.“ She was tired and wanted to find a bench to sit on for a whi he want to find a chair_____(sit) the old man asked the girl to another seat（）he wanted to sit he came into the hall,___around but found no seat to sit on Please give me a chair____. A.to sit on B.to sit C.sit on 这道 He went into the restaurant and found a seat to sit his back come in and find somewhere to sit down,( )( )完 英语语法问题为什么句子"She find a chair to sit on."中"sit"后还要加"on",可以直接说 he sat down on the ________ (sit) nearest to the door.