This album is _____ as it was the only one ever signed by the President.
#20897
A
unusual
B
unique
C
rare
D
special
推荐题目
My father will have a holiday next month. He'll take me to Qingdao.
#34894
A
ten days
B
ten day's
C
ten-days
D
ten-day
Air is________and of no smell but we can feel its motion when there is a wind.
#19675
A
unavoidable
B
unavailable
C
unaccessible
D
invisible
Peterson used to work in a remote mountain village school, which is only _____ on foot.
#17918
A
reliable
B
accessible
C
available
D
convenient
The Tang Dynasty，when Li Bai lived，was the golden age of ______ Chinese poems.
#17906
A
classical
B
local
C
magical
D
medical