Can you think of some casesstudents know clearly he should listen to the teacher but can’t

问题补充：

Can you think of some casesstudents know clearly he should listen to the teacher but can’t do that ?

A. where

B. as

C. why

D. which

答案：

(答案→)A. where

B. as

C. why

D. which

解析：考查定语从句：先行词是some cases，定语从句中缺少地点状语，用where引导定语从句，句意：你能想出学生清楚的知道应该听老师的但做不到的一些情况吗？选A。