The old rules have to be    _____because they only applied to the circumstances that existed when they were made a hundred years ago.
#10589
A
developed
B
established
C
observed
D
revised
推荐题目
It was from John, ____ gave me a big key to _____ my dad.
#13703
A
who; understand
B
that; understanding
C
who; understanding
D
which; to understand
He did it       it took me.
#14518
A
one-third a time
B
one-third time
C
the one-third time
D
one-third the time