[ Vocabulary ]
widespread sources of air pollution
A. point source
B. nonpoint source
C. ozone
D. conservation

Random Topics:
Grammar - ConnectorsTenses (Present, Past, Future Forms)Modals and Phrasesmust/shouldUse of Prepositions or ConjunctionsAdverbs of TimeCity PlacesWho vs WhomGrammar / PronounsHelpful PhrasesOther quiz:
Vocabulary and Grammar › ViewChoose the correct word to complete the sentence: 1- The new invention will ___________ the way we communicate.
A. Revolutionize
B. Stagnate
C. Diminish
Verb Tenses › View
You …………………..go to the theatre
A. do
B. don’t
C. does
D. doesn’t
Adverbs, Modals, Preposition of time › ViewShe finishes her paper round ________ eight o’clock.
A. at
B. in
C. on
Grammar › View
Choose the type of sentence that describe the sentence below best:
Fall is my favorite season.
_
A. Declarative
B. Interrogative
C. Imperative
D. Exclamatory
