But often the drivers just go by, taking the human traffic        for granted. 
#12837
A
sign
B
symbol
C
signal
D
mark
推荐题目
. In our country, it’s a practice that workers have _____ for the Spring Festival.
#12346
A
a week off
B
a week’s off
C
a weeks’ off
D
a week leave
That year his total income, with his reward ________, ________ 12, 000 yuan.
#13054
A
added to; added up to
B
added; added to
C
added up to; added
D
adds to; adds up to
There were three ____ eggs in the basket.
#14480
A
dozen
B
dozens
C
dozened of
D
dozens of