21．Have you heardreport? People withgood knowledge of engineering are in great need in the

发布时间：2020-08-15 02:17:12


21．Have you heard    report? People with    good knowledge of engineering are in great need in the job market.
A. a; a
B. the; a
C. a; /
D. the;/

网友回答

A. a; a
(答案→)B. the; a
C. a; /
D. the;/
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