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
________ her death in 1886, the poet had become a legend in her hometown. 
#93457
A
It was before long
B
When before long
C
Ever since
D
Long before
These flowers are pleasant to ______.
#92092
A
be looked at
B
look at
C
looking at
D
for looking at
33._________ in some rural schools that the teacher is even unable to walk through the rows of desks.
#94540
A
The classroom is as crowded
B
So crowded is the classroom
C
As crowded the classroom is
D
The classroom is such crowded