英语时态分为16种：一般现在、一般过去、一般将来、过 去将来时，以及这四者的进行时、完成时和完成进行时。 一般时进行时完成时完成进行时 现在studybestudyinghavestudiedhave beenstudying 过去studiedbestudyinghadstudiedhad beenstudying 将来willstudywillbestudyingwillhave studiedwillhavebeenstudying 过去将来wouldstudywouldbestudyingwould havestudiedwouldhavebeenstudying1.一般现在时的特殊考点 a.When,while,before,after,till,once, assoonas,aslongas,bythetime,if,in case(that),unless,evenif,whether,the moment,theminute,theday,theyear, immediately等引导的时间状语从句，条件 句中，用一般现在时代替将来时。 e.g.heisgoingtov
