赞题库-背景图
单项选择题

This is a difficult book, ______

A．is it
B．isn't it
C．isn't his
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热门试题

单项选择题Let me show you the place ______ the map.

A．with
B．on
C．in

单项选择题Can we call him Jim ______ short

A．at
B．for
C．of