精选优质文档-倾情为你奉上专题复习-现在进行时一意义:现在进行时是表示现在、说话瞬间或当前一直正在做着的动作. 二构成: be (am, is ,are )+动词现在分词(-ing形式)三. 动词的现在分词的构成: (1)一般在动词末尾直接加ing, readreading; workworking(2)以不发音字母e结尾的动词,先去掉e,再加ing, 如 skate skating make making dance dancing write writing have having ride riding come coming typetyping(3)少数几个以ie结尾的动词要变ie为y, 再加-ing diedying tietying lielying(4)辅+元+辅结构,应双写末尾的辅音字母,再加ing, 如: putting running beginning stopping swimming s