Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Q: When were ctenophore mnemiopsis leidyi introduced into The Black Sea and the Sea of Azov ahh actually I want to know when were fish larvae accidentally introduced into the Black Sea?

A: When were fish larvae introduced into the Black Sea accidentally?
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Q: What do self molecules bind to no correction what is a one class of self molecule?

A: What is a one class of self molecule?
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Q: What are construction sub sectors no sorry construction managers rather?

A:
What are construction managers?
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