单项选择题

When the athlete experienced ______ heartbeats and pain in his left arm, the trainer sent him to the emergency room.

A．irregular
B．derivative
C．primary
D．multiple
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单项选择题
If you find such a flower, you are ______ enabled to have several days of good luck.
A．likely
B．assuredly
C．inevitably
D．supposedly
单项选择题
She complained that she had ______ work to do.
A．too many
B．a lot
C．a large
D．too much
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