[ 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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Tag Question › ViewIt is time for him to begin the new life, ____?
A. isn’t it
B. is it
C. did it
D. didn’t it
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what is the past form of dance?
A. dances
B. danced
C. dancing