单项选择题

A．Because it’’s prohibited by the government.
B．Because it’’s more inefficient than other alternative fuels.
C．Because it will destroy the ozone.
D．Because it costs a lot to mass-produce.
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单项选择题
A．He was angry with his selfish relatives.B．He was just being humorous.C．He was not a wealthy man.D．He wanted to leave his body for medical purposes.
A．He was angry with his selfish relatives.
B．He was just being humorous.
C．He was not a wealthy man.
D．He wanted to leave his body for medical purposes.
单项选择题
A．Instructions that come with a product.B．The quantity of a product.C．The quality of a product.D．Warranties that cover a product.
A．Instructions that come with a product.
B．The quantity of a product.
C．The quality of a product.
D．Warranties that cover a product.
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