企源知识库

The high income tax is harmful ______ it may discourage people from trying to earn more.
A、in that
B、in which
C、that
D、which
【正确答案】：A
【题目解析】：in that是复合连词，引导状语从句，意为“在于，表现在，因为”，相当于一个由并列连词for连接的分句。