ever、never、rarely、seldom、once,、often、occasionally、constantly、 frequently等。
壹、ever
讀音：英?['ev?(r)]；美?['ev?r]
adv.?曾經；在任何時候；究竟；壹直；永遠
示例：Nothing ever happens in this village.
這村裏從來沒有發生過什麽事情。
二、rarely
讀音：英?['re?li]；美?['rerli]
adv.?很少；難得
示例：She rarely went anywhere except to her office.
她除了去辦公室以外, 很少去別的地方。
三、seldom
讀音：英?['seld?m]；美?['seld?m]
adv.?很少；難得
示例：The apple tree is seldom fruitful.
這棵蘋果樹很少結果。
四、always
讀音：英?['?lwe?z]；美?['?lwe?z]
adv.?總是；壹直；始終；永遠；隨時；無論如何
示例：A live band is always a good draw at a party.
現場演奏的樂隊在聚會上總是很吸引人的。
五、often
讀音：英?['?fn]；美?['?fn]
adv.?經常；時常；屢次
示例：I often take my children to play in the park.
我經常帶我的孩子們去公園玩。