[ Phenomenon(s) vs. Phenomena ]
Is air pressure a …?
(a) phenomenon
(b) phenomena
(c) phenomenons

Random Topics:
Adjective & AdverbsPresent Perfect and Past SimpleTransitionsAdverbs (manners & modifiers)Noun Phrases and Verb PhrasesGerunds and InfitinitivesModals with Perfect InfinitiveNoun, Verb, AdjectiveGrammar: Imperative and Exclamatory SentencesModals and Past ModalsOther quiz:
Adverbial Clauses of Reason / Cause › View_______ the bad weather, the flight to Tokyo is delayed.
A. Due to
B. Thanks to
C. Because of
D. Both A&C
Grammar › View
Excuse me, do you know where the bus station is?
– It is ____ the large police station.
A. opposite of
B. opposed to
C. opposite with
D. opposite to
Mix-Tenses › ViewI’m so hungry, I _________________a sandwich
A. make
B. do
C. will make
D. will done
Grammar › View
__________________ is very bright tonight.
A. The sky
B. Sky
C. A sky
D. Skies
