单项选择题

A．He isn’t having much trouble.
B．He understands very little.
C．He tried very hard to finish the reading last night.
D．He hasn’t been doing much of the reading.
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单项选择题
He never attempted to ______ any excuse for being late.
A．fluctuate
B．fabricate
C．lubricate
D．manipulate
单项选择题
His continual severe financial problems kept his mother in a ______ state ofanxiety.
A．perpetual
B．eternal
C．everlasting
D．usual
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