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托福词汇:demonstrated

发布时间:2014-01-24来源:查字典留学网

托福词汇:demonstrated

查字典出国留学网托福栏目小编为您整理了《托福词汇:demonstrated》,供广大考生参考使用,希望广大考生在托福考试中取得优异的成绩!

Some botanists hypothesized that the living cells of plants acted as pumps. But many experiments demonstrated that the stems of plants in which all the cells are killed can still move water to appreciable heights.

The word "demonstrated" is closest in meaning to which of following?

(A) ignored

(B) showed

(C) disguised

(D) distinguished

正确答案: B

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