单项选择题

A．Minerals.
B．Chemical pollutants.
C．Salt.
D．Germs.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Content of dreams.B．Dreamers while they dream.C．The meaning of dreams.D．The process of sleeping.
A．Content of dreams.
B．Dreamers while they dream.
C．The meaning of dreams.
D．The process of sleeping.
单项选择题
A．Decaffeinated coffee may help prevent heart disease.B．Coffee does not necessarily cause heart disease.C．Coffee has less caffeine than soda.D．Caffeine can be used as headache remedy.
A．Decaffeinated coffee may help prevent heart disease.
B．Coffee does not necessarily cause heart disease.
C．Coffee has less caffeine than soda.
D．Caffeine can be used as headache remedy.
相关试题