如题所述
第1个回答 2007-01-09
I am very pleased to have heard from you
I am very glad to receive your letter本回答被提问者采纳
I am very glad to receive your letter本回答被提问者采纳
第2个回答 2007-01-09
I am pleased to receive your letter
第3个回答 2007-01-09
Glad to hear you
第4个回答 2007-01-09
I'm glad to have heard from you.