Americans eat ________ vegetables per person today as they did in 1910.
A. twice
B. as twice as many
C. twice as many as
D. twice as many
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Paper produced every year is _________ the world's production of vehicles.
A. the three weight of
B. three times the weight of
C. as three times heavy as
D. three times as heavier as
The big stone is _________ that one.
A. three times heavier
B. three times as heavy of
C. three times as heavier as
D. three times as heavy as
This country is four ________ of that one.
A. times the size
B. times as big
C. times the size as
D. times bigger than
A meter is ________ than a foot.
A. as three times
B. three times much
C. three times longer
D. three times as long
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