[ Grammar ]
Susan and Mary ________(swim) twice a week.
A. swim
B. swims
C. swiming
D. swimes

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Grammar › ViewI ….to contact him for ages, but he never replied.
A. had tried
B. had trying
C. tried
D. am trying
Prepositions › View
He’s been trained … the Olimpics all year long.
A. with
B. for
C. at
D. by
