执导电影《蝙蝠侠前传2：黑暗骑士》、《盗梦空间》的英国著名导演是谁？
参考答案：
克里斯托弗。诺兰
某工厂去年一月份的利润为500万元，三月份的利润为720万元，则平均每月增长的百分率是 [ ]
A.10%
B.15%
C.20%
D.25%
George Ernest Morrison, an Australian, traveled the "five-foot roads," or foot paths, from Shanghai to Rangoon in 1894, ______ China before it was engulfed in a century of revolution, war and political tumult.
A．witness
B．witnessed
C．witnessing
D．to witness
