The boss refused to sell the car for he thought was not satisfactory.
A. what
B. that
C. which
D. how
网友回答
(答案→)A. what
B. that
C. which
D. how
解析：考查宾语从句：句意：老板拒绝以他认为不满意的价格把汽车卖出去。介词for后面接的是宾语从句，he thought是插入语，所以宾语从句缺少主语，用what引导，that引导宾语从句是不做成分的，which哪个，how怎样，不符合句意。选A。