单项选择题

What were the men doing according to the police

A．They were treating industrial waste.
B．They were tanking industrial waste.
C．They were tanking chemicals.
D．They were using a tank to mix chemicals.

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热门试题

单项选择题

______ originally reported the casualties.

A．Two hospitals
B．Local newspapers
C．A news agency
D．Leaders of the main factions

单项选择题

What happened to the workers when they tried to save their colleague in the tank

A．They lost their balance.
B．They still kept their balance.
C．They lost consciousness.
D．They died immediately.