英语高手进来一分钟!I sit on a chair成分分析

英语高手进来一分钟!I sit on a chair成分分析 I found a chair to sit on I haven't got a chair ______.A.to sit B.to sit on 选择哪个 并且讲解一 I feel very___when I sit on a hard chair sit in a chair sit on区别 是sit in a chair还是sit on a chair? sit in a chair还是sit on a chair? I haven't got a chair to sit in. to sit in在句中作什么成分? I sit (at/on)the chair I need a chair to sit on.I need a pen to write with. 英语单项选择一题 I have a chair to sit ______.but nobody to talk ___ I found a chair to sit