---No words are strong enough to express our thanks for your ing.
--- .
A. It’s a pity
B. I hope so
C. It’s my pleasure
D. With pleasure
网友回答
A. It’s a pity
B. I hope so
(答案→)C. It’s my pleasure
D. With pleasure
解析：考查交际用语。It’s a pity真遗憾；I hope so我希望如此；It’s my pleasur不客气；With pleasure乐意效劳。句意：没有语言可以表达我们对你到来的感激之情。不客气。所以选C。