赞题库-背景图

单项选择题

He walked whole day,but by 5:30 he had only covered quarter of the distance.

A．the;a
B．a;the
C．the;the
D．a;a

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热门试题

单项选择题Foreign language teaching is ______ art as well as ______ science.

A．the; the
B．an; a
C．an; 不填
D．the; 不填