(2013·福建毕业班质量检查)—What does PM 2.5 mean?—It's a professional ________ indicating the condition of air pollution.
#11739
A
term
B
item
C
number
D
mark
推荐题目
 It is said the factory is now __________ large as what it was.
#11999
A
twice as
B
as twice
C
twice much
D
much twice
Paper produced every year is  _______________the world`s production of vehicles.
#14115
A
three times the weight
B
the three times weight
C
as three times heavy as
D
three times as heavier as
It was dark and he had already lost his ________of direction.
#13601
A
thought
B
feeling
C
idea
D
sense
(2013·衡水中学第二次月考)Their daughter has________for language while their son is a________pianist.
#10637
A
gift;gifted 
B
a gift;gifted
C
a present;presented 
D
present;presented