初中八种时态的构成及常用时间状语对照表时态谓语动词形式常用时间状语注意事项一般现在时do/doesalways,usually,often,seldom,every,howoften,onweekends,onceaday,twiceaweek,threetimesayear①注意动词单三的变化;②do/does构成的疑问句和否定句
③特别注意在when,assoonas引导的时间状语从句及if,unless引导的条件状语从句中,用一般现在时表将来
④叙述真理用一般现在时
一般过去时didyesterday,last…,…ago,in2000thismorning,atthatmomentamomentago=justnow,inthepast①规则动词和不规则动词的过去式;②did构成的疑问句和否定句
一般将来时①will/shalldo②am/is/are+goingtodotomorrow,next,tonight,inthefuture,in2050,thisafternoon/evening,in100yearsatonce/rightnow/rightaway/inaminutesoon,beforelong(不久后),lateron(以后)注意位移动词come,go,fly,leave用现在进行时表示将来的情况
现在进行时am/is/are+V-ingLook
Listen
now=atthemomentatpresent(目前),thesedays(这些天)掌握V-ing形式的变化
过去进行时was/were+V-ingatthattime,atthistimeyesterdayatfiveo’clockyesterdaythewholemorning,while,when掌握when,while从句的搭配
过去将来时①would/shoulddo②was/