Watras understood he was picking up radiation at.home as_________.
A.he always set off alarms when passing through the monitors
B.most of his co-workers passed through the monitors without problem
C.he proved one day he wasn’t picking up.radiation at work
D.scientists found out his house contained radiation
第6题
是建立新型的师生关系的重要途径。
A.尊重与理解
B.自由与博爱
C.民主与平等
D.信任与公平
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