赞题库-背景图
单项选择题


A．ought to
B．have to
C．has to
D．get to
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热门试题

单项选择题A．sawB．lookedC．glancedD．noticed

A．saw
B．looked
C．glanced
D．noticed

单项选择题A．youngB．youngerC．oldD．older

A．young
B．younger
C．old
D．older