空的木桶容易被风吹翻，满的木桶则不容易，你怎么看？
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Passage One Questions 26 to 29 are based on the conversation you have just heard. What shouldn't be too surprising according to the speaker?（）
A. Sales assistants promoting high margin goods.
B. Sales assistants following customers around.
Customers competing for good bargains.
D. Customers losing all sense of time.
属于我国古代《学记》中的教学原则有（ ）
A. 教学相长
B. “预”“时”“孙”“摩”
C. 因材施教
D. “长善救失”
采用DHCP分配IP地址无法做到（59），当客户机发送dhcpdiscover报文时采用（60）方式发送。 59（）
A. 合理分配IP地址资源
B. 减少网管员工作量
C. 减少IP地址分配出错可能
D. 提高域名解析速度
What does the man think the woman was doing?（）
A. He needs to buy a new sweater.
B. The fuel price has skyrocketed.
C. He has got to save on fuel bills.
D. The heating system doesn’t work.
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