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【简答题】
2000年10月,来自河北迁安第一造纸厂等9家企业的工业污水,沿滦河河道大量排放到乐亭县海域,涌入有礼等18名渔民经营的6家海水养殖场,致这些渔民养殖的鱼类,贝类成批死亡,经济损失约2000余万元。问这9家企业该如何承担责任?
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参考答案:
举一反三
【单选题】在氢氧化钠、盐酸、氨水溶液中都能溶解的是
A.
HgO
B.
Zn(OH) 2
C.
Ag 2 O
D.
Cd(OH) 2
【单选题】Luckily some friends living locally came to visit me regularly and I went home every weekend, or I________mad.
A.
was going
B.
would have gone
C.
would go
D.
had gone
【单选题】. Yesterday I missed my feet on the stairs and had a bad fall. Luckily it was nothing serious ___.
A.
however
B.
therefore
C.
also
D.
though
【简答题】如图所示为液相传质的三种形式,请分别写出a为________________;b为____________;c为_____________。
【单选题】题目4. 往复式压缩机产生排气量不够的原因( )。
A.
吸入气体过脏
B.
安全阀不严
C.
气缸内有水
D.
冷却水量不够
【简答题】请写出液相传质的三种形式
【单选题】I dropped my keys in the grass, but luckily Kate _______ them.
A.
spotted
B.
wept
C.
removed
D.
looked
【简答题】指出上图中的错误
【单选题】I got up late, _______ I didn't have breakfast. _______luckily I caught the first bus. [     ]
A.
but, And
B.
but, So
C.
and, And
D.
so, But
【简答题】下图是实验室制取二氧化碳的装置图: ⑴ 指出图中有关仪器的名称:a________;b_______ ⑵ 指出图中错误的地方并加以改正: ①  ______________________________ ②  ______________________________ ③  ______________________________
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