The term paper was due to December 1, but hard as he tried, he was unable to meet the for it.
A. challenge
B. need
C. deadline
D. date
网友回答
A. challenge
B. need
(答案→)C. deadline
D. date
解析：考查词义辨析。challenge挑战，need 需要，deadline截止日期，date根据后一分句的意思：尽管他努力了，他还是不能赶上截止日期。meet the deadline 赶上截止日期，所以选C。