对国家允许作为原料进口的废物,实施( )检验制度,防止境外有害废物向我国转运。
A.装运前
B.装运后
C.报关时
D.加工时
参考答案:A
写作。
假定你是李华.下面的图画描述了教师节那天你们班组织的一次活动,请根据写作要点并参考图画内容,为校刊"英语角"版面写一篇短文.
写作要点:
1.活动的策划; 2.教室的布置;
3.活动的内容; 4.你的感想.
注意:
1.短文词数不少于100;
2.开头部分已写好,不计入总词数;
3.可根据情况增减细节,详略得当;
4.不能使用真实姓名和学校名称.
Ms. Li, our English teacher, must have found it strange on Teachers' Day; she did not receive a single greeting card from us students. She would have never thought a complete surprise was waiting for her.
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高钾血症是指血钾浓度超过
A.7mmol/L
B.5mmol/L
C.4.5mmoJ/L
D.5.5mm01/L
E.3.5mmol/L