单项选择题
He has to make a living by himself because he doesn’t have parents to（）.
A.keep on B.depend with C.rely on D.go to
单项选择题 On Christmas Eve, we had several guests, who were（）friends of our daughter.
单项选择题 （）to secret document is denied to all but few.
单项选择题 I mistook you（）your brother.
