问题补充：
I am very sorry we made such a decision, but there was really no time left for us.
A. precise
B. worthy
C. casual
D. tight
答案：
A. precise
B. worthy
(答案→)C. casual
D. tight
解析：词义辨析题。很抱歉我临时做出的决定但是我们真没时间了。A. precise精确 B. worthy 值得 C. casual 临时 D. tight 紧的根据语境选C
