(·江苏)The visitors here are greatly impressed by the fact that people from all walks o

问题补充：

(·江苏)The visitors here are greatly impressed by the fact that people from all walks of life are working hard for new Jiangsu.

A. /；a

B. /；the

C. the；a

D. the；the

答案：

(答案→)A. /；a

B. /；the

C. the；a

D. the；the

解析：A英语中，有些抽象名词，如：knowledge，history，failure，success，help，pleasure，surprise，honour等表示抽象概念时，其前面不用不定冠词，如：with pleasure，in surprise等。但是，当表示具体的概念时，其前面应用不定冠词，也可以用其复数形式。