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搜题
【单选题】
平均指标反映了A.
总体变量值分布的集中趋势
B.
总体分布的特征
C.
总体单位的集中趋势
D.
体变动趋势
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】what should you do if you are late for your scheduled appointment?
【单选题】What should you do if you are late for an appointment with your friend?
A.
Try your best to get to the meeting place as soon as possible.
B.
Call your friend to explain why you are late and apologize.
C.
Call and just tell your friend to reschedule your appointment.
【单选题】_____, young man! If you are late for work again, you'll lose your job. [ ]
A.
Watch your step
B.
Take it easy
C.
Use your head
D.
Have a look
【单选题】If you are late for the appointment， you might __________ the interviewer and lose your chance of being accepted.
A.
intimidate
B.
intrigue
C.
iritate
D.
irrigate
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