-----How’s  it ________ ?     ------Great. 

  A. go     B. going     C. goes  D. went

—      ?—Great!

---  _______

--- Oh, great!

A．How’s it going?                        B．What are you doing?

C．Where is the bank?                      D．What do you usually do on Sunday?

David是宁夏大学的一名留学生，现在，他想写封信将这里的生活情况告诉在英国的父母。请你根据以下提示，帮助David 完成这封信。（80词以上，满分10分）
回信提示内容：1. 与中国学生互相学习，友好相处，向他们介绍了很多学习英语的好方法，经常帮助他们练习英语口语； 2. 上个月游览了沙湖和贺兰山，品尝美食……；3. 来宁夏5个月了，和很多中国人交了朋友，喜欢这里的生活；4. 希望尽量多学点汉语，并去游览更多的有趣的地方……
要求： 开头已给出，不计入总词数。省略部分请合理补充。
Dear Dad and Mum，
How’s it going? I hope you’re in good health._______________________________
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Yours,
David