be动词的否定用法I wasn't answer the phoneI wasn't answering the phone这两句话语法都对吗如果都对的话,再问个很菜的问题，我总是搞不清助动词BE及DO的用法，就是哪种情况下用be，哪种情况下用do,例

be动词的否定用法I wasn't answer the phoneI wasn't answering the phone这两句话语法都对吗如果都对的话,再问个很菜的问题，我总是搞不清助动词BE及DO的用法，就是哪种情况下用be，哪种情况下用do,例 虚拟语气中be动词的用法?If he fell downstairs and wasn't moving ,what would you do?其中的wasn't 为什么不是were? 为什么ask sb to do sth的否定形式是ask sb not to do sth但 I want to be an actor.的否定形式是I don't want to be an actor不都是动词不定式吗? 我想知道be动词和助动词do用法上的区别I play ball 和 I am play ball这两句话有什么区别?I am play ball这句话是正确的吗?I didn't answer the phone可以换成I wasn't answer the phone吗?这两句话有什么区别?呃 写 系动词的否定用法! be动词的用法 动词be的用法 be动词的用法 be动词与助动词的用法陈述句、疑问句与否定句中的be动词与助动词用法,说明简洁. 英语语法问题:haven't ,wasn't ,didn't等这些过去时、完成时的否定后加动词什么时态?是都用原型吗?过去进行时中wasn't后动词要ing吧?具体说明一下, I don't think it worth the money worth的用法,他前面不需要BE动词吗? Be动词的否定形式 关于现在完成时的未完成用法 的否定句 终止性动词可以用与未完成用法的否定句中吗?比如I haven't got a letter from him since left.请大家给我详细解释一下,谢谢大家~!~~~~~~~~~~~~十分感谢! be angry with sb 否定的时候为什么不否定be动词,却在be 前加don't Be动词的用法,为什么I went to park是过去式不用be动词,什么时候用 I wasn't meant to be中文是何意? I would be surprised if it wasn't easy 请指I would be surprised if it wasn't easy 英语be动词的用法