注意：此页面搜索的是所有试题
题目内容
（国家开放大学-法学本科-人文英语3）
He asked his neighbor to ________ his house.
选择一项：
A. keep an eye on
B. keep their eyes on
C. keep their eyes open
选择一项：
A. keep an eye on
B. keep their eyes on
C. keep their eyes open
参考答案
