单项选择题


Questions 11 to 18 are based on the conversation you have just heard.

A．4 hours.
B．6 hours,
C．12 hours.
D．18 hours.
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单项选择题
A．She has bad study habits.B．She sleeps too much.C．She wakes up late.D．She’s an excellent student.
A．She has bad study habits.
B．She sleeps too much.
C．She wakes up late.
D．She’s an excellent student.
单项选择题
The best title for the passage would be ______.
A．Medical Practice
B．Clever Advertising
C．Self-Medication
D．Self-Treatment
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