Walking alone in the dark，the boy whistled to ________ his courage.A．hold upB．ke_刷题宝

题干

Walking alone in the dark，the boy whistled to ________ his courage.

A．hold up	B．keep up
C．set up	D．take up

上一题下一题 0.85难度单项选择更新时间:2012-06-26 01:34:20

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