[ Vocabulary ]
pollutants released into the air
A. emissions
B. smog
C. acid rain
D. sewage

Random Topics:
Grammar and PunctuationHave vs. HasAdverb & Compound SentencesModals VerbsTime Clauses of FutureAdjective and AdverbModals AuxiliaryBASIC GRAMMAR - PRONOUNSUnscramble SentenceGrammar (Adjectives)Other quiz:
Prepositions › ViewWhere is the preposition? Her best friend lives across the street.
A. The street
B. Her best friend
C. Friend lives
D. Across the street
Tenses › View
The autumn leaves ____ beautiful colors last October.
A. showed
B. are showing
C. show
D. will show
Grammar › ViewThough is mostly used in or as a ….
A. It is a connective.
B. It is the only informal connective.
C. It is used informally in speech and can be used in the beginning , middle, and end of a sentence.
Prepositional Phrases › View
Which sentence contains a prepositional phrase functioning as an adverb?
A. The car with the red paint is fast.
B. She danced across the room.
C. The book on the desk is mine.
D. He is the man of the hour.
