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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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whether/if表是否时的区别：
(1)放句首时只能用whether，
如：Whether they can finish the work on time is still a problem.
(2)放在介词后面及不定式前面时只能用whether
如：
His father is worried about whether he lose his work.
I don’t know whether to go there at once.
(3)放在影响力大的动词前只能用whether
We discussed whether we should close the shop.
He couldn't tell if/whether she was laughing or crying.
(4)whether or搭配，做某事或做另一件事
如：He asked me whether I wanted to go there by train or by bus.
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