单项选择题

It is difficult to distinguish one twin ______the other.

A．to
B．by
C．for
D．from
<上一题 目录 下一题>
热门 试题

单项选择题
We must ______early in the morning so as to catch the first train.
A．set up
B．set out
C．set about
D．set aside
单项选择题
When he was in his______, he began to study English.
A．forty.
B．forty’s
C．forties
D．forty’s years old
相关试题