Grammar Quiz
[ Grammar ]

PUNCTUATION: Are the comma(s) in the right place(s) in the following sentence (if any)?
In theory, the dark smoke from the burning oil wells absorbs sunlight, and the surrounding air is heated.

A. Yes
B. No

Select your answer:
         


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He ___ English at school.

A. study

B. studies

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We wonder …

  1. if does he work at Philadelphia General Hospital
  2. if he works at Philadelphia General Hospital

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