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加入 Couchsurfing 查看Faisal的完整个人主页。
总览
关于我
I am friendly, active, fun, open, cheerful, hospitable and very good boy. Try to be simple and always joyful., I love to see the world with eyes wide open
我为什么加入 Couchsurfing
HOW I PARTICIPATE IN COUCHSURFING
CS activities, meeting etc
COUCHSURFING EXPERIENCE
I joined CS not long time ago, but I have a big experience in hosting people, my mutual friends and their friends also. I like to organize something interesting in or outdoors.
教，学，和分享
Teach mats :) something like that
x . an + y . an – z . an = (x + y – z) . an
am . an = am + n
am . bm = (a . b)m
am : an = am - n
:) :) :) :)