Question

14. (2015 •山东济宁) Tom failed in the exam again he tried his best.

   A. if   B. unless   C. though   D. because

Answer 1

14. C

14. C解析：句意为“汤姆考试再次失利 了，尽管他尽了自己最大的努力”，结合 句意可知though符合题意。