Kate didn’t go to the movie last Sunday because she had to her sick mother at home. A. lo

问题补充：

Kate didn’t go to the movie last Sunday because she had to her sick mother at home.

A. look at B. look up C. look after

答案：

解析：短语辨析。look at看；look up向上看，查阅；look after 表示照顾的意思。句意：凯特上周日没有去看电影，因为她不得不在家照顾她生病的母亲，结合语境可知故选C