Electricalproductsnolongerinusecontaindangerousmaterial...

问题详情：

Electricalproductsnolongerinusecontaindangerousmaterialswhichcanbereleasedintotheenvi- ronment when they are _____.

n apart B. given away     C. fixed up    D. handed over

【回答】

A

知识点：词组 短语

题型：选择题