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Jooney Posted 14 years ago
Grammar

Grammatical structure

Hi,

To test the relationship between stress and alcohol in fruit flies, researchers at the University of California, San Francisco, allowed one group of male flies to mate freely with available virgin females. Another group of male flies had the opposite experience: the females they mingled with had already mated, and were thus indifferent to any approach.

After four days, the flies in both groups fed in glass tubes outfitted with four straws, two providing a regular diet of yeast and sugar and two containing yeast, sugar and 15 percent alcohol.

Q1) Is the verb fed intransitively used here?

Q2) Is "outfitted with four straws" a reduced relative clause which modify the noun phrase "glass tubes"?

The files in both groups fed in glass tubes that were outfitted with four straws,...(extended form)

Q3) What is the grammatical status of the third underlined part? Is it an absolute phrase/clause?

I'd appreciate your help.


  

Top answer

jooney After four days, the flies in both groups fed in glass tubes outfitted with four straws, two providing a regular diet of yeast and sugar and two containing yeast, sugar and 15 percent alcohol. Q1) Is the verb fed intransitively used here? Right.

  • jooney After four days, the flies in both groups fed in glass tubes outfitted with four straws, two providing a regular diet of yeast and sugar and two containing yeast, sugar and 15 percent alcohol.
  • Q1) Is the verb fed intransitively used here?
  • Right.
  • the flies fed ~ the flies ate .
  • They don't say "ate" because the method of ingesting nutrients is so different in flies - no teeth, etc.
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2 Answers
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jooneyAfter four days, the flies in both groups fed in glass tubes outfitted with four straws, two providing a regular diet of yeast and sugar and two containing yeast, sugar and 15 percent alcohol.
Q1) Is the verb fed intransitively used here? Right. the flies fed ~ the flies ate. They don't say "ate" because the m
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Thank you very much, CJ. Emotion: smile

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