of the materials I listened to at the beginning of the exam easy.
A. three fourths; is
B. third four; are
C. three fourths; are
D. three fourth; are
网友回答
A. three fourths; is
B. third four; are
(答案→)C. three fourths; are
D. three fourth; are
解析：根据题干，第一个空是分数。在英语中表示分数时，分子用基数词，分母用序数词，分子超过一的，分母要加s，故用排除BD；根据本句的主语the materials可知，此处应该用are。所以本题选C。