填空题：Itishightimethatwe__________measurestoprotectourenvironment．

题目内容：

Itishightimethatwe__________measurestoprotectourenvironment．(take)

参考答案：【答案仅供学习，请勿对照自行用药等】

答案解析：

Themantriedagainbutonly__________again,whichisabigfrustratio

Themantriedagainbutonly__________again,whichisabigfrustrationforhim.(fail)

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第44题答案是________ A．to B．with C．on D．at

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