Life is full of _______.School is thought as the most _______ obstacle(障碍) in

题干

Life is full of _______.School is thought as the most _______ obstacle(障碍) in the lives of youth today.

A．challenge; challenging	B．challenges; challenged
C．challenges; challenging	D．challenging; challenges

上一题下一题 0.85难度单项选择更新时间:2013-04-10 10:24:19

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