赞题库-背景图

单项选择题

The thought ______ he might be a scientist some day encouraged him to study hard. ( )

A．whether
B．that
C．how
D．why

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热门试题

单项选择题We should ______ attention ______ spelling. ( )

A．pay...on
B．pay...for
C．pay...of
D．pay...to

单项选择题Is this the ______ that you are late again ( )

A．season
B．cause
C．reason
D．excuse