单项选择题

A．Check your number and call again.
B．Ask the operator to put you through.
C．Ask the operator what has happened.
D．Tell the operator what has happened.
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单项选择题
A．To give performance.B．To enter a famous university.C．To live a more comfortable life.D．To be a pupil of a famous violinist.
A．To give performance.
B．To enter a famous university.
C．To live a more comfortable life.
D．To be a pupil of a famous violinist.
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