[ 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:
Tenses › ViewThis is the first time we _________ by air.
A. have travelled
B. travelled
C. was travelling
D. travel
Tenses › View
Which tense is used for actions that have begun, are in progress, and will finish at some point in the future?
A. Present Perfect Continuous Tense
B. Present Continuous Tense
C. Past Perfect Tense
D. Simple Present Tense
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
