礼貌高级句式
i wonder if i could invite you to dinner tomorrow evening.
类似的句式
would it be possible for to...
i would like to..
please...
i would be grateful if you could.....
i should be most grateful if you could....
i would appreciate it if you could...
we were windering if you could
表示谢绝：
i would love to , but i am afraid i have already.......
表示建议：
i think we ........
i prefer....if you do not mind.
i would rather....if you do not mind,
常见的抱怨批评导语句型有：
i must complain about...
i wish to make a complain about...
i am writing to complain about one annoying aspect of your service...
i regret to inform you that..
i am sorry to inform you that
i have always been interested in ....until you...
i have always enjoyed....until you.....
i am writing to express my dissatisfaction with the quality of....
i am not satisfied with....
表达抱怨批评情绪的方式：
i am much disappointed about...
i can not understand and appreciate your...
i can only conclude that...is an exception. it is , however ,enough to keep us from..
what i found intolerable were the countless hours wasted in..
this is more than i could tolerate
i note with regret that... not just a loss of... but a loss of...
it is regrettably true that tasteless program...
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