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We’reselectingtencauses—fromsupportingpoorfamilies

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问题详情:

We’reselectingtencauses—fromsupportingpoorfamilies

We’re selecting ten causes — from supporting poor families _________ the environment — and giving you a chance to vote for your favorite.

A.to save              B.to saving               C.saving             D.saved

【回答】

B

知识点:介词

题型:选择题

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