[ TOEFL Adjective and Adverb ]
. . . Clean Air Act was a policy enacted in 1963 to regulate air pollution and protect human health and environment.
A. The
B. If the
C. When the
D. Whereby the
Select your answer:
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Regular and Irregular VerbsIELTS GrammarModal Verb, Passive VoiceAdverbial Clause of ConcessionMixed GrammarQuantifiers / Prepositions of Time and Comparative AdjectivesGerund and InfinitivesComparativeFuture Tenses and ModalsOther quiz:
Past Perfect Simple & Past Perfect Continuous › ViewMum had _________her cup of tea for several minutes before she realised it had salt in it!
A. drunk
B. been drinking
Phrasal Verbs › View
Which of the options best represents the meaning “explode or fire”?
A. Go out
B. Go off
C. Go away
D. Go under