精选优质文档-倾情为你奉上外研版九年级英语上语法汇总1. 现在进行时的用法 现在进行时主要用来表示现在活当前一段时间内正在进行的动作或者存在的状态。例如：Im watching TV now.例如：Lucy is preparing for the test these days, but now she is playing the piano.现在进行时肯定句的结构：主语+be（am/is/are）+动词的现在分词（-ing）以动词work为例：肯定式I am working.He/she/it is working.We/You/They are working.疑问式Am i working?Is he/She/It working?Are we/you/they working?否定式1,I am not working.2,He/She/It is not(isnt) working.3,We/You/They are not(arent) working.否定疑问式1,
