The temperature in this mountainous area ___ from day to day. 
#73564
A
ranges
B
exchanges
C
varies
D
transforms
推荐题目
If you don’t know the meaning of the word ,you can ____the dictionary.
#83156
A
refer to
B
look into
C
look up
D
check
She said she was glad the difficulty had been _____.
#83693
A
cleared away
B
cleared up
C
broken away
D
broken down