38 By saying “ Bear in mind that undetectable does not equal absent”,Ho mea...

作者: tihaiku 人气: - 评论: 0
问题 38 By saying “ Bear in mind that undetectable does not equal absent”,Ho means that
选项 A AIDS virus may exist in the blood without being detected. B AIDS virus is undetectable in the blood. C no AIDS virus can be detected in the blood. D no virus found in the b丨ood means no AIDS.
答案 A
解析 “要记住,没发现不等于没有”与“可能实际存在但没被发现而已”是词一个意思 两种不同的表达方法。其他选项均不符合原意。
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