问题补充：
My sister was angry what he said.
A. as
B. because
C. because of
D. since
答案：
A. as
B. because
(答案→)C. because of
D. since
解析：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。
如果觉得《My sister was angry what he said.A. asB. becauseC. because ofD. since》对你有帮助，请点赞、收藏，并留下你的观点哦！
