问题
选择题
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;/
答案
答案：B
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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;/
答案：B