题目内容：

I'm so glad to hear from you 同义句!
还有"please reply to simon's letter"的同义句

优质解答

1.I'm so glad to hear from you.= I'm so happy/glad to get/receive your letter.= I'm so happy/glad to get/receive a letter from you.2.Please reply to Simon's letter.= Please write (a letter) back to Si...