问题补充：
Alice was ill, so her mother her at home.
A. took after
B. looked for
C. looked after
D. took care
答案：
A. took after
B. looked for
(答案→)C. looked after
D. took care
解析：通过.Alice was ill,可以判断，Alice需要照顾，所以本题应选C。took after“长得相像”；looked for“寻找”；而take care“在意”，如果表示照顾，应该用take care of。所以本题选C。
