usually和often一样吗?
often / usually / frequently / consistently.表示频率时候都一样吗?
usually和often有什么区别吗
usually和us的发音一样吗
often和usually frequently 区分
often和usually的区别
usually和often有什么不同?
often和usually有什么区别、
usually 和often 用法上的区别?
usually和often有什么区别
more often than not 和usually ,often,always的区别
often和usually那个频率高,有人说是often,有人说是usually?到底是哪一个?
usually/always/often可以替换使用吗?