Studies of the human sleep-wake cycle : GMAT Sentence Correction (SC)
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# Studies of the human sleep-wake cycle

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Intern
Joined: 29 Mar 2005
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Studies of the human sleep-wake cycle [#permalink]

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17 Oct 2005, 18:41
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Studies of the human â€œsleep-wake cycleâ€
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17 Oct 2005, 18:45
C

"to" is needed to maintain parallelism
"staffing" is needed to keep it as a noun (from duty assign. to staffing)
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Re: sc - sleep-wake cycle [#permalink]

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17 Oct 2005, 19:32
[quote="ritledge"]Studies of the human â€œsleep-wake cycleâ€
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20 Oct 2005, 23:25
From...to... is the idiomatic construction tested here.

C.
20 Oct 2005, 23:25
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