一般现在时 是不是一定要加often always usually 之类的单词
always ,often,usually,sometimes之类的词可以放在句末吗
often,always,usually,sometimes之类的词可以放在句首或句末吗
关于always/usually/often的用法
usually often always的区别 求详细
often usually never always的关系是什么
always usually often 的区别在什么地方
always,often,usually用法
一般现在时的动词是不是一定要用原型
always是不是一般现在时
always often sometimes usually never 用一般现在时来造句 每个词语造两个句子!
more often than not 和usually ,often,always的区别
nerver seldom often usually always