The farmers needed________agricultural technology. Therefore,      ________skilled workers were sent there.
#14430
A
a great number of, a large amount of
B
large amounts of, the number of
C
a large amount of, a great number of
D
the amount of, a great number of
推荐题目
Mrs Read went to the market and bought several ______ eggs. 
#14332
A
dozen of
B
dozens
C
dozen
D
dozens of
30. Having introduced the advanced scientific methods, the factory turned out ______ in 2006 as a year before.
#14475
A
as many as four times machines
B
four times machines as many
C
four times as many machines as
D
four times as many machines