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单项选择题

Alone in a deserted house, he was so busy with his research work that he felt______lonely.

A．nothing but
B．anything but
C．all but
D．everything but

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热门试题

单项选择题The education of ______ young is always, ______ hot and serious topic.

A．/, /
B．the, a
C．/, the
D．the, the

单项选择题What is the idea of virtual village

A．Building more nursing home in the countryside.
B．Seniors live in their own home with the help of volunteers.
C．Arranging older people to live in group situations.
D．Encouraging children to live with their older parents together.