赞题库-背景图
单项选择题

A．thatB．whetherC．whyD．whenI don t doubt ______ the plan……

I don"t doubt ______ the plan will be well-conceived.

A．that
B．whether
C．why
D．when
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热门试题

单项选择题Never before ______ so many people in our country been interested in athletic sports.

A．has
B．is
C．have
D．are

填空题job prospects