Mr. Arman admitted that he had beensurprised by the high volume of sales his company had generated last quarter.

2023-05-26

A.most thorough
B.thoroughly
C.thoroughness
D.thorough

参考答案:B

空格出现在be动词和过去分词之间时.把副词当做正确答案的首位候补来分析句意。选项中只有意为“非常地,完全地”的throughly为副词,而且将其放在空格处也符合句意。