单项选择题

I should be able to finish the task on time, ______ you provide me with the necessary guidance.

A．in case
B．provided that
C．or else
D．as if
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单项选择题
The prodigal son spent his money extravagantly and soon after he left home he was reduced to a beggar.
A．lavishly
B．economically
C．thriftily
D．extrovertly
单项选择题
At dusk, Mr. Hightower would sit in his old armchair in the backyard and wistfully lose in reminiscence of his youth romances.
A．hopefully
B．reflectively
C．sympathetically
D．irresistibly
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