王亚平回信芭芭拉 My colleagues and I are delighted to receive your letter so far from Earth. Thank you for your care and good wishes for us. 英语美文 写信 knowledge outer space 2013-06-21 6162 阅读
我的理想 My Dream I want to be a scientist in the future. This is my dream. I must work hard for it. 小学英语作文 great 伟大 我的理想 2012-10-23 16822 阅读