Without facts, a person can not form a correct opinion, for he needs to have actual knowledge his thinking .A．on which to be basedB．on which to baseC．which to be basedD．which to base 题目和参考答案——青夏教育精英家教网—

题目内容

Without facts, a person can not form a correct opinion, for he needs to have actual knowledge ______his thinking .

A．on which to be based	B．on which to base
C．which to be based	D．which to base

试题分析：考查定语从句。base...on...把......建立在......的基础之上，排除C、D；base的逻辑主语是a person，与base是主谓关系，不用被动语态，排除A。故选B。

练习册系列答案

— Where did you find the professor who made the speech yesterday?
— It was in the hall_______ the students often have a meeting.

— Where did you get to know her?
— It was on the farm _______ we worked.

—What do you think of being a volunteer, John?
—I find it a stressful job but one ___ you can really help people.

I walked in our garden, ______ Tom and Jim were tying a big sign onto one of the trees.

We’ll never forget the days ______ we spent in the country.

We do have the most supportive parents and teachers, ________will make a difference to our study, unless all of us make every effort .

A．none of them	B．all of them
C．none of whom	D．all of whom

These old pictures bring to their mind the college days ________ they spent together, ________ life was hard but happy.

A．when; whose	B．which; whose
C．which; when	D．when; which

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