The reference book，mainly__________use in colleges，is a bestseller this year.A．d_刷题宝

题干

The reference book，mainly__________use in colleges，is a bestseller this year.

A．designed for	B．designed to
C．designing of	D．designing for

上一题下一题 0.65难度单项选择更新时间:2017-10-19 08:13:01

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