什么时候用does/doesn't 和isn't/is are/aren't

什么时候用does/doesn't 和isn't/is are/aren't she后面什么时候加does什么时候用do?例如she don't know,she doesn't know 英语 does't 和 won't一、I bought this radio here yesterday,but it (doesn't) work.二、The window in my room (won't) shut.选项相同,为什么一个用 doesn't 一个用 won't? does和doesn't和did和didn't分别怎么用?用于什么? 什么时候用like 什么时候用likes 遇到they否定句用don't什么时候用does什么时候用like 什么时候用likes 遇到they否定句用don't什么时候用doesn't. 如例题有好评 什么时候用的“doesn't”什么时候用“don't? 英语语法说明什么时候用doesn't , 什么时候用don't. 有do does 和don't doesn't 是不是都用原形啊 Why does the writer not understand the porter?why does't Aunt J tell anyone how old is she?什么时候用why does not 什么时候用why doesn't 什么时候用be动词,什么时候用does/do?有什么区别么?Can I help you,sir?Yes,I boughe this radio here yesterday,but it___.A.didn't work B.won't wrok C.can't wrok D.doesn't work我知道选D.但是为什么不是C? 关于以下单词的用法和问句写法.比如：I have a good job,but he doesn't.He doesn't give you presents but I do.第三人称的时候用does/doesn't、第一人称时用do/don't.这种理解对么?若前面没有例子,怎么知道我们 关于need,情态动词和行为动词need的区别是什么,什么时候用needn't什么时候用doesn't need, 用do/don't或does/doesn't填空 用do,does,don't,doesn't填空 I't doesn't matter怎么用 I don't like chocolate,but Sue_______A.does B.likes C.doesn't like D.doesn't选哪个?为什么? if it doesn't 和 if it isn't什么时候用 有啥区别 If it——（not rain）tomorrow 为什么用doesn't? 改否定句中,什么时候用否定词don't/does't和not?