In ____late 19th century, Europe changed ______great deal and was playing important roles in ______international trade.
A.the; a; the
B.the; the; 不填
C.the; a; the
D.the; a; 不填
网友回答
D解析在序数词前用定冠词the; a great deal为固定短语, 意思为 “大量地”；international trade表示泛指概念，不用冠词。