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题库 / Prep2007E1-SC-70
It is unclear whether chimpanzees are unique among nonhuman species in their ability to learn behaviors from one another, or if, when other animals are studied in as much depth, similar patterns would be found.
if, when other animals are studied in as much depth, similar patterns would be found
if other animals were studied with as much depth they would exhibit similar patterns
would similar patterns be found in other animals if they were studied in as much depth
whether similar patterns would be exhibited in other animals that were studied with as much depth
whether other animals would exhibit similar patterns if they were studied in as much depth
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结构：It is unclear whether...or whether... 根据意思，不是whether or的结构
1.whether是否....if如果...
这里whether不能改成if，因为：引导主语从句，只能用whether，不能用if。
这里if条件状从，不能改成 when时间状从/that 定从，特别是when经常出迷惑选项
2,.固定搭配，in depth 彻底地 深入全面地
3.D：in other animals作状语，相同的pattern被展示在其他动物中，意思不对，且后面的that定从也不好
E：other animals做主语，主动发出展示相同pattern的动作，对
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