[ 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
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A. Past
B. Present
C. Future
Family Vocabulary › View
My brother`s son is my…
A. nephew
B. niece
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married
A. to
B. with
C. of