问题补充：
It was so dark in the theatre that I could hardly my friend.
A. turn out
B. bring out
C. call out
D. pick out
答案：
A. turn out
B. bring out
C. call out
(答案→)D. pick out
解析：动词短语辨析。A结果是，原来是，证明是；B拿出，取出，使..出现；C大声喊，召唤；D选出，挑出，拣出；辨认出，分辨出；结合句意可知D正确。句意：剧院里如此的黑暗以至于我几乎不能辨认出我的朋友。
