单项选择题

A．Three groups of learners.
B．The importance of business English.
C．English for Specific Purposes.
D．Features of English for different purposes.
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单项选择题
Coca-Cola is not a healthy product because___________.
A．it is merely a combination of carbonated water, sugar, acid and flavourings
B．it may be harmful to teeth
C．it doesn’’t contain artificial sweeteners
D．it has some stimulating effect
单项选择题
For many centuries hemp played an important role in the economies of many countries.
A．Y
B．N
C．NG
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