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II.Vocabulary and Structure(15 points)
Directions:There are 15 incomplete sentences in this section.For each sentence there are four

choices marked A,B,C and D.Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.

6.I asked two passers-by how to get to the new railway station,but___of them knew it.

• A、none
  

• B、either

• C、neither

• D、both

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• A、for example

• B、in addition

• C、at last

• D、after all