单项选择题

A．Their tasty meat.
B．The principle of their defense system against disease.
C．Their solid skin.
D．The principle of their birth modes.
<上一题 目录 下一题>
热门 试题

单项选择题
A．He didn’t know that she was enrolled in a linear algebra course.B．He thought she preferred to study alone.C．He thought she had made arrangements to study withD．He had told her that he had done poorly on a recent test.
A．He didn’t know that she was enrolled in a linear algebra course.
B．He thought she preferred to study alone.
C．He thought she had made arrangements to study with
D．He had told her that he had done poorly on a recent test.
单项选择题
A．There is a flood every two years.B．The flood is the worst ever since fifties.C．There is a serious drought.D．There is a severe flood.
A．There is a flood every two years.
B．The flood is the worst ever since fifties.
C．There is a serious drought.
D．There is a severe flood.
相关试题