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A、Increase the sample number. B、Extend the time of the study. C、Observe the sample group of vegetarians. D、Both A and B. D短文中提到为
A、Increase the sample number. B、Extend the time of the study. C、Observe the sample group of vegetarians. D、Both A and B. D短文中提到为
admin
2010-06-01
78
问题
选项
A、Increase the sample number.
B、Extend the time of the study.
C、Observe the sample group of vegetarians.
D、Both A and B.
答案
D
解析
短文中提到为了进一步检验他们的发现,they increased the sample number…The study was extended for a further six months,由此可知选项D为正确答案。
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0
大学英语四级
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