Many people agree that ______ knowledge of English is a must in _______ international trade today.
A.the, an | B.a, 不填 | C.the, the | D.不填, the |
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Many people agree that ______ knowledge of English is a must in _______ international trade today.
A.the, an | B.a, 不填 | C.the, the | D.不填, the |