Many people agree that _____ knowledge of English is ____ must in ____ international trade today.
A. /; a; the B. /; a; / C. a; a; / D. a; /; /
Many people agree that _____ knowledge of English is ____ must in ____ international trade today.
A. /; a; the B. /; a; / C. a; a; / D. a; /; /
C