The passage imples that the first test-tube babies were born in______. Which of the following statement best describes the orga

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问题 The passage imples that the first test-tube babies were born in______.
Which of the following statement best describes the organization of the passage?

选项 A、A problem is examined and possible reasons and solutions are given.
B、A procedure is explained and its importance is emphasized.
C、Two contrasting views of a problem are presented.
D、Recent scientific advancements are outlined in order of importance.

答案A

解析 在第一段首先设问,试管婴儿是否健康正常,然后对此进行回答:有些是,有些不是。又给出解释,并得出其中一个结论,故A最符合题意。
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