在着装方面要注重着装礼仪，穿单排扣西服时应将扣子全部扣上。 ()
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A．In additionB．ButC．InsteadD．As a result
A. In addition
But
C. Instead
D. As a result
在接待散客时，沿途导游服务可采取对话的形式进行。 ()
A. 正确
B. 错误
Which of the following makes the demonstration most persuasive？
A. To read through glass, blindfolded.
B. To identify the collor and shape of light on a screen while securely blindfolded.
C. To carry out the test with someone pressing on her eyeballs.
D. To work from behind a screen, blindfolded and with a card round her neck.
A．underplayB．underrateC．understateD．undermine
A. underplay
B. underrate
C. understate
D. undermine
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