问答题

He was very hard wking A motivated B dedicated C focused D confident to his research

答案：答案：B 解析：该句子的意思是“他对自己的研究非常努力并且充满动力。”选项B“dedicated”意为“专注的...

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The research result seems to A contrast B contact © contradict D contract a maj US study repted last February

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Our father often told us in the past that to see B seeing see to be is believi

答案：答案：To see a thing is to believe it.这句话的意思是“眼见为实”，也就是说，只有亲眼看到...