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 ___________ should not be allowed to go out at night.
#51486
A
Twelve-years -old
B
Twelve-year-olds
C
Twelve years old
D
Twelve year olds
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— __________ volunteers will be needed for 2014 International Horticulture Exposition (国际园艺博览会) in Qingdao.— Let’s go and join them.
#51426
A
Thousand
B
Thousands of
C
Three thousand of
D
Thousands
__________ trees are yellow in autumn.               
#51910
A
The number
B
A number
C
A number of
D
The number of
This is Tony's         .visit to Jinan. He has been here once before.
#51007
A
first
B
second
C
two
D
one
There are quite a few trees in the forest .
#51490
A
kind of
B
a lot of
C
not too many
D
not enough
_____ the fans are waiting for the popular singer outside the concert hall.
#51873
A
Two thousand
B
Thousands of
C
Two thousands of
D
Two thousand of