2. 外语
  3. Researches indicate that the moon is so barren that it could not __________ any life.

Researches indicate that the moon is so barren that it could not __________ any life.

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问题 Researches indicate that the moon is so barren that it could not __________ any life.
选项 A、sustain
B、retain
C、adjoin
D、facilitate
答案A
解析 研究表明，月球的土壤贫瘠，根本不适合生命生存。本题是考查动词的词义辨析。sustain“维持，持续”；retain“保持，保有”；adjoin“贴近，与……毗邻”facilitate“使便利，使变得容易”。
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