问题补充：
It was so dark in the cinema that I could hardly my friends.
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：turn out“结果是，证明是；生产；制造”；bring out“使显出；阐明；出版；生产”；call out“出动(军队等)；大声喊”；pick out“认出来，辨认出；精心挑选”。由句意可知D项符合题意。
