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题目内容
（梦想在线大学英语1）
Many people agree that ________ knowledge of English is a must in ________ international trade today(2.0分)
A: a; /
B: the; an
C: the; the
D: . /；the
A: a; /
B: the; an
C: the; the
D: . /；the
参考答案
