单项选择题

The Gadfly was too much exhausted to wake easily ______.

A. when once asleep
B. as once asleep
C. while once sleeping
D. when once sleeping
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单项选择题
The death of his daughter and the sickness of his wife ______ him deeply and he began to drink from then on.
A. infected
B. rejected
C. affected
D. reflected
单项选择题
His failure to pay his debts ______ their suspicion that he was not to be trusted.
A. convinced
B. confirmed
C. checked
D. tested
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