[ Vocabulary ]
Which of the following can be a pollutant?
A. Fossil Fuel
B. Volcano Lava
C. Forest fires
D. All answers are correct

Random Topics:
Grammar of Conjunctions and PrepotitionsRelative Clauses & Real ConditionalsAdjectivesCohesive DevicesDemonstrative PronounEnglish ArticleFirst ConditionalPresent Progressive TenseAdjective ClauseFunctional Sentence TypesOther quiz:
Conditional Tenses › ViewApply conditional tenses in context: If you had told me earlier, I could have helped.
A. If you had told me earlier, I would help.
B. If you tell me earlier, I could help.
C. If you had told me earlier, I could have helped.
D. If you had told me earlier, I can help.
Grammar and Vocabulary › View
There _______ swimming pool in the hotel.
A. isn’t a
B. isn’t any
C. isn’t some
Grammar and Vocabulary › ViewThese are all the episodes in one year of a series.
A. reviews
B. addicted to
C. dubbed
D. season
Preposition on Time › View
I get up ___ seven o’clock.
A. at
B. on
C. in
D. X