我国居民膳食中膳食纤维的重要来源（）
A.肉类
B.蛋类
C.奶制品
D.精制米面
E.水果蔬菜
参考答案：E
A．1：3
B．3：5
C．3：8
D．P点速度不为零，因而无法判定
His honesty is beyond question.In other words,it is____ that he has stolen the laptop computer.
A．certain
B．sure
C．out of question
D．out of the question
sty is beyond question.In other words,it is____ that he has stolen the laptop computer.