The twins are so much alike that it is difficult to tell one from________.
#55916
A
other
B
the other
C
others
D
another
推荐题目
_____is too hard _____ a good solution to this problem.
#55891
A
It; finding
B
This; to find
C
This; finding
D
It; to find
—Are _______ your friends?—Yes, ____ are. 
#55923
A
these, these
B
these, they
C
this, they
D
those, these