It is well known to all that water, ______ enough, can change into ice quickly.
#93753
A
if cooling
B
though to be cooled
C
when cooled
D
when is cooled
推荐题目
The snow is so deep. We can hardly get out of the house, ______?
#93134
A
mustn’t we
B
must we
C
can’t we
D
can we
 This classroom is __________ that one.
#91879
A
three times bigger as
B
three times as big
C
three times the sizeof
D
as three times big as
     is no possibility       Bob can win the first prize in the match.
#93398
A
There; that
B
It; that
C
There; whether
D
It; whether
There is no   doubt _______  he will win.
#92528
A
whether
B
if
C
that
D
when