He remained calm nothing had happened, astonished all of us.
A. as though; which
B. as if; what
C. even if; who
D. so that; that
网友回答
(答案→)A. as though; which
B. as if; what
C. even if; who
D. so that; that
解析：他保持泠静似乎什么也没发生这使我们很吃惊。第一空词义辨析as though 或even if都是“似乎、好像”，even if 即使， so that为的是; 第二空考查定语从句先行词是整个主句关系词要用which。故选A