这题啥意思啊

论坛设施 · 发表于 2010-1-14 22:43:26

Any medical test will sometimes fail to detect a condition when it is present and indicate that there is one when it is not.

a. a condition when it is present and indicate that there is one.

b. when a condition is present and indicate that there is one

c. a condition when it is present and indicate that it is present

d. when a condition is present and indicate its presence

e. the presence of a condition when it is there and indicate its presence.

fish2006 · 发表于 2010-1-15 05:43:18

中文意思不理解？就是医学实验有的时候对存在的condition说不存在，对不存在的condition说存在。总之就是有没有说反了。

aeoluseros · 发表于 2010-1-15 08:34:58

C, 句末为划线部分省略了present，原来应该是when it is present，所以前面的分句应该有present，即it is present。
that it is present是名词性从句作宾语，即宾语从句。

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这题啥意思啊

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这题啥意思啊

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本贴相关题目 OG-2016V-SC-87OG-2016V-SC-87
OG-2015V-SC-80
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