[ Modals and Phrases ]
By the time he was seven, _____ speak four languages fluently.
A. he can
B. he could
C. he’s been able to

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Grammar › ViewI have _____ houses.
A. a
B. an
C. many
D. is
Modals › View
. The car _____________________ last night.
A. Must have been stolen
B. May steal
C. Had to steal
D. Could has stolen
E. Might steals