Whether eating out will cause certain cancers has remained ______; experts are s

题干

Whether eating out will cause certain cancers has remained ______; experts are still finding evidence to prove the truth.

A．contradictory	B．convincing
C．concrete	D．controversial

上一题下一题 0.64难度单项选择更新时间:2016-05-04 06:18:54

小学学科试题库

初中学科试题库

高中学科试题库