I am so glad to hear from you和Please reply to Simon's letter把hear from和reply to 替换成另一个同义词 比如：My brother works as an architect.变成My brother is an architect.正确的话给赏分20

I am so glad to hear from you和Please reply to Simon's letter把hear from和reply to 替换成另一个同义词 比如：My brother works as an architect.变成My brother is an architect.正确的话给赏分20
I am so glad to hear from you
和Please reply to Simon's letter
把hear from和reply to 替换成另一个
同义词 比如：My brother works as an architect.
变成My brother is an architect.
正确的话给赏分20

I am so glad to hear from you和Please reply to Simon's letter把hear from和reply to 替换成另一个同义词 比如：My brother works as an architect.变成My brother is an architect.正确的话给赏分20
I am so glad to receive you/your letter.
please send a letter to Simon back.
maybe,perhaps,probably.
希望可以帮到你!

I am so glad to get a letter from you
please write back to simon's letter

hear from --receive a letter from
reply to --make a reply to