问题补充:
By improving reading skills, you can read faster and understand more of you read.
A. that
B. what
C. which
D. whether
答案:
A. that
(答案→)B. what
C. which
D. whether
解析:考察从句连词的选择。根据句子结构可知,该句是of后面的宾语从句,从句中缺少read的宾语,因此选择what,that在从句中不作成分,which用于有范围的选择 D意为是否,在从句中不作成分。