Yang Liwei is regarded as our national hero, who is .
A. thinking high of
B. thought high of
C. highly thought of
D. thinking highly of
网友回答
A. thinking high of
B. thought high of
(答案→)C. highly thought of
D. thinking highly of
解析：考查短语：think highly of 高度评价，高度赞扬，用于被动语态时，highly要放在thought 之前。所以选C。句意：杨利伟被认为是我们的民族英雄，他被高度赞扬。