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
推荐题目
If ________ for most of us, the meeting will be arranged next Monday evening.
#18777
A
reasonable
B
comfortable
C
convenient
D
available
I’m interested in a one-bed room. Do you have any ___________________?
#18316
A
convenient
B
available
C
possible
D
personal
Exercise is _______ as any other to lose unwanted weight.
#18880
A
such useful a way
B
so useful a way
C
as a useful way
D
as useful a way