[ Grammar ]
It ______ (happen) every year.
A. is happening
B. is happens
C. happens
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Adverbs of How Something is DoneSentences vs Run-OnsPersonal PronounsApostrophe GrammarPrepositions after VerbsFuture Perfect vs Future ContinuousLinking Words & PhrasesThird ConditionalsConditional Sentence Type 3Present Perfect & Past Simple TenseOther quiz:
Vocabulary › Viewsingle source of air pollution
A. point source
B. nonpoint source
C. ozone
D. conservation
Grammar › View
We stopped at the petrol station ……..some water.
A. to buy
B. buying
C. to bought
D. to buying