My sister was angry ______ what he said.A．asB．becauseC．because ofD．since

题型：不详难度：来源：

My sister was angry ______ what he said.

A．as

B．because

C．because of

D．since

答案

C

解析

试题分析：考查短语用法。ABD三项中的连词后面都要加完整的句子，C选项后面接名词或者短语.句意：因为他说的话，我的姐姐很生气。故C正确。
点评：as, because, since后面都用从句表示原因，只有because of后面接名词或者名词短语表示原因。