单项选择题

A．Sewage and industrial waste.
B．Oil pollution on the beach.
C．Oil discharged at sea when people cleaning oil tanks.
D．The oil that leaks out after ship collisions.
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单项选择题
A．Because they are motivated by feminism.B．Because they have to own money to support their family.C．Because they don’’t have to take care their babies.D．Because their husband want them to work.
A．Because they are motivated by feminism.
B．Because they have to own money to support their family.
C．Because they don’’t have to take care their babies.
D．Because their husband want them to work.
单项选择题
A．Through his hard work at training.B．Through his reputation as preacher.C．Through his training as a preacher.D．Through his attention to medicine.
A．Through his hard work at training.
B．Through his reputation as preacher.
C．Through his training as a preacher.
D．Through his attention to medicine.
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