英语中的副词和复词有什么区别答:常用的副词有:now,ago,before,today,tomorrow,always,often,sometimes,already,late,soon,here,there,easily,fortably,hardly,happily,sadly 等等 介词 介词又称前置词,是虚词,在句中不单独作任何句子成分.介词后面必须有名词、名词性片语或名词性从句作它的宾语,构成介词短语,介词短语在句子中可充当各种句子成分,如...
英语入门:小学一年级英语语法知识点整理答:问句将be动词移前,否定句在be动词后+not. 2.一般现在时 表示经常反复发生的事情或动作,常与often, usually, sometimes, always, every day(week year…) on Sundays等词连用。 结构是主语+动词原形;当主语为第三人称单数即he,she, it, Tom, my mother, the boy等词时,动词后加s或es. 如:We have an ...