Proof
At 03.18,Zhang Chengshuo take part in "Learn from Lei Feng "volunteer service activities actively in 地名啊哥们自己翻译,就拼音直译行了.Thank you for your based views "learning from Lei Feng," the positive contribution made by the volunteer activities.And during the volunteer activities,you show us your enthusiasm and outstanding performance.So proof.
ps.最后一句可以不用加上.因为外国人没有这句客套话.