[ Grammar and Sentence Structure ]
. Which is correct?
A. Many factories are reducing chemical emissions to reduce air pollution but I don’t think it’s significant reduction.
B. Many factories are reducing chemical emissions to reduce air pollution, but I don’t think it’s a significant reduction.
C. Many factories are reducing chemical emissions to reduce air pollution but I don’t think its a significant reduction.

Random Topics:
Adjectives vs AdverbsAdverbial Clauses of Reason / CauseVocabulary and PrepositionsDescribing WordsModals in the Past - Speculation and DeductionPresent Simple and Past ContinuousPast and Present TensesTensesSubject and Verb AgreementModals and Active and Passive VoiceOther quiz:
Modals and Tenses › ViewChange to past simple: I am reading a great book.
A. I am reading a good book.
B. I was reading a book.
C. I read a great book.
D. I was reading a great book.
Tenses › View
They ____ here for 50 minutes
A. were
B. would be
C. have been
D. are
Vocabulary › Viewunclear, misty; not readily seen or understandable
A. linger
B. hazy
Adverbs › View
I never _________________ to brush my teeth.
A. forgets
B. forget
