I never fail to + V …

结构︰

主语＋never fail to＋原形动词

说明︰

此句型意为“必定会…；一定会…”。fail 因包含“失败”的否定意义，故也属双重否定。

She never fails to write to her parents every month.
她每个月一定写信给她的父母亲。
He never failed to send the ambassador a report each week.
他每个礼拜必送报告给大使。
A good teacher never fails to try his best to answer his students.
一个好老师总是尽力为学生解答。
He is eloquent and humorous as well.What he says never fails to please us.
他口才好又幽默，他所说的一定能使我们高兴。