[ Modals ]
I think people ______ buy bitcoins. Some people have lost a lot of money.
A. can’t
B. shouldn’t
C. must
D. might

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Geography › ViewWhich South American country has the largest population?
A. Argentina
B. Brazil
C. Colombia
D. Peru
Adjectives › View
We turn in a reading log on Monday.
A. turn
B. reading
C. log
D. Monday