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Dot.dot.dot Posted 13 years ago
Grammar

random grammar questions

"we found that insomnia subjects did not properly turn on brain......and did not turn off mind-wandering brain regions irrelevant to the task."

1. subject here is an adjective. why "s" is added at the end of the word?

2. why "mind-wandering brain regions" can be directly followed by "irrelevant to the tasks" ?
I suppose we should add which is or that is in front of "irrelevant to the tasks" so it would be an adjective clause.

thank you
  

Top answer

1. "subjects" is a noun. It refers to people who are being studied.

  • 1.
  • "subjects" is a noun.
  • It refers to people who are being studied.
  • 2.
  • e.
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3 Answers
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1. "subjects" is a noun. It refers to people who are being studied.

2. Right, it means "and did not turn off mind-wandering brain regions that are/were irrelevant to the task."

It looks as if a determiner is missing before the first "brain", but the original says "did not properly turn on brain regions critical to a working memory task", i.e. the sentence has not been brok
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thank you for your reply. your help is appreciated:)

For the second question, why does the determiner matter? So is it acceptable to say "did not turn off mind-wandering brain regions irrelevant to the task" without adding that are or which are in it? If yes, in what case can we use it?
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My mention of "determiner" was in reference to the apparent omission of "the", "their", etc. before "brain" in "we found that insomnia subjects did not properly turn on brain". I was saying that it appears to be a mistake, but is not a mistake when you read the full sentence and discover that the phrase "brain regions" has been chopped in half. This was a side-issue not relevant to question 2. "th

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