________ she ran to the classroom, the teacher had begun the class.
#42120
A
What time
B
By the time
C
At the time
D
During the time
推荐题目
We should not eat ________junk food. 
#43708
A
too many
B
too much
C
many too
D
much too
You can eat these two ______ kinds of food, and find the ______ between them.
#43692
A
different, different
B
different, differences
C
difference, difference
D
differences, different