Advertising media like direct mail, radio, television and newspapers______to inc

游客2023-11-16  37

问题 Advertising media like direct mail, radio, television and newspapers______to increase the sales of industrial products.

选项 A、have been used
B、will be used
C、is being used
D、has been used

答案 A

解析 根据题意。题干陈述的是一个客观事实,时态应该用现在时,所以排除[B]。又因为题干主语media是medium的复数形式,谓语应用复数.故答案为[A]。
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