In South Korea most students get to school .A. take a subwayB. in the subwaysC. by the su

问题补充：

In South Korea, most students get to school .

A. take a subway

B. in the subways

C. by the subway

D. by subways

答案：

A. take a subway

(答案→)B. in the subways

C. by the subway

D. by subways

解析：句意：在南韩，大多数的学生乘地铁上学。乘地铁用by subway或是take the subway,in the subways，故选B