一般过去式的否定句1.动词是Be动词时，一般过去时的否定式是在be动词后加not。句型：主语+wasnt/werentI was in Beijing yesterday. We were in Beijing yesterday.否定句：I wasnt in Beijing yesterday. We werent in Beijing yesterday. 1.有be动词时，把be动词提前句型：Was+主语+? / Were+主语+ ？There were three cups of tea on the table just now.一般疑问句:Were there three cups of tea on the table just now? Yes, there was. No, there wasnt.2.动词是行为动词时，一般过去时的否定式是在动词原形前加助动词did not (didnt).句型：主语+didnt+动词原形I told them the
