单选题Though some foreign scien

问题补充：

单选题Thoughsomeforeignscientistshada______opinionofhisnewinvention,hisfellowworkersneverthought____ofit.A.highly; lowB.low; highC.high; highlyD.poor; highly

答案：

C解析第一个空该用形容词；第二个空该用副词。Have a high opinion of, think highly of对…评价高。