【题目】They felt ________ it was high tax and low income ________ contributed to the extreme misery of the working people at the bottom of the ladder.
A. /；that B. that; which
C. that; what D. /; which
在线课程【答案】A
【解析】考察从句连词的选择。根据句子结构可知，第一空为宾语从句，从句中不缺少成分，股选择that或者省略，第二空为强调句。
句意为，他们认为是高税收和低收入导致了底层工人悲惨的生活。