It is definite that new digital mobile phones have less radiation, but that does not ______ mean tha

题目简介

It is definite that new digital mobile phones have less radiation, but that does not ______ mean tha

题目详情

It is definite that new digital mobile phones have less radiation, but that does not ______ mean that they
should be used without caution. 
[     ]
A. obviously
B. necessarily
C. generally
D. eventually
题型:单选题难度:中档来源:江苏专项题

答案

B

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