循化街子清真寺是青海第二大清真寺，明、清时期，撒拉族的世袭总掌（）驻于此寺，掌管撒拉地区的一切宗教事务。
参考答案：尕最
Oxfam Trailwalker was known _____ the world _____ Trailwalker before.
A．by; as
B．in; for
C．to; as
D．in; like
She had never been to the Great Wall before. Today she saw it _______ the first time. [ ]
A. at
B. for
C. in
D. by
