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

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

The latest iPhone processor is 45 percent __________ the version last year.

A. as faster
B. as faster as
C. faster than
D. more faster than

--How many schools are there in your hometown?--There are now five _______ schools in my hometown as before 2005.

A. times as many
B. times as much
C. times more
D. times the number

--The output of this year is 1500 tons.--You mean, compared with last year's 500 tons, the output has been_______.

A. three times
B. three times as many
C. tripled
D. triple times

After the new technique was introduced, the factory produced ________ tractors in 2017 as the year before.

A. as twice many
B. as many as
C. as twice as many
D. twice as many

Fill in the blanks with “-ly” adverbs from adjectives.real ______usual ______final______full ______