【題目】______ these rare birds, people should take more action, including building reserves for them.

A. Saving B. save C. To saving D. To save

【答案】D

【解析】句意:為了拯救這些稀有鳥類,人們應(yīng)該采取更多行動(dòng),包括為它們建立保護(hù)區(qū)。動(dòng)詞不定式用作目的狀語,故答案為D。

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