【題目】These remarkable findings suggest the elephants have ________ a memory capacity to make distinctions between human voices.

A. built upB. packed upC. brought up D. took up

【答案】A

【解析】

試題分析：考查動詞短語辨析。A. built up建立；B. packed up打包；C. brought up撫養(yǎng)；D. took up占用；句意：這些驚人的發(fā)現(xiàn)表明大象已經(jīng)建立了一種記憶能力來區(qū)分人類的聲音。根據(jù)句意可知，選A項。

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