为了能轻松地解决那问题，我们采取了一些明智的措施。
查看答案
What"s the meaning of the word "defection" (Last Line, Para. 6)（）
A. Customers" betrayal.
B. Service defects.
Customers" protection.
D. Service advertising.
According to the author, when you do a really outstanding job in service, you will（）
A. build a bad reputation
B. break the link with your customer
C. get a positive word-of-mouth advertising for your business
D. earn big money
What does the author say about straight, horizontal bars painted across roads（）
A. They are suitable only on broad roads.
B. They are falling out of use in the United States.
C. They are ignored in a long period of time.
D. They cannot be used successfully to traffic circles.
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