2. 外语
  3. To prove their theories, scientists must ______ an adequate amount of data as evidence.

To prove their theories, scientists must ______ an adequate amount of data as evidence.

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问题 To prove their theories, scientists must ______ an adequate amount of data as evidence.
选项 A、stimulate
B、reproduce
C、reserve
D、accumulate
答案D
解析 “stimulate”含义为“激发”；“reproduce”含义为“再制造”；“reserve”含义为“储备，保留”；“accumulate”含义为“积累”。根据句意，D最合适。
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