单项选择题


A．study
B．studies
C．studying
D．studied
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单项选择题
A．whetherB．ifC．weatherD．even
A．whether
B．if
C．weather
D．even
单项选择题
A．inhabitedB．inhabitingC．inhabitsD．inhabit
A．inhabited
B．inhabiting
C．inhabits
D．inhabit
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