Question

【题目】Those who can achieve high grades in class tend to be weak in handling some practical problems, ________ is often the case.

A. which B. as C. it D. that

Answer 1

【答案】B

【解析】句意：那些能在课堂上取得高分的人，往往在解决实际问题时很弱，这是常有的事情。as引导非限制性定语从句，指代主句整句内容，且在从句中作主语。