40 Other scientists’experiments are similar to Ho’s inA the size of the experi

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问题
40 Other scientists’experiments are similar to Ho’s in

选项 A the size of the experiment.
B the cost of the experiment.
C the time the experiment takes.
D the ways the patients are treated.

答案D

解析最后一段说,“其他科学家正在做着类似的实验”,其他选项短文均未提及。
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