of the students here from the countryside.A. Three-fourths; are B. Three-fourth; is C. T

问题补充：

of the students here from the countryside.

A. Three-fourths; are

B. Three-fourth; is

C. Three-fourths; is

D. Three-fourth; are

答案：

(答案→)A. Three-fourths; are

B. Three-fourth; is

C. Three-fourths; is

D. Three-fourth; are

解析：考查分数表达法和主谓一致。当分子大于等与2的时候，分母的序数词使用复数形式。当分数做主语的时候，如果后面的名称是可数名词复数形式，谓语动词用复数。如果后面的名词是不可数名词，谓语动词用单数。本题是三分之二，且后面的名称是students.故A正确。