填空题

  • A．Functions of Lucent’s SoftSwitch
  • B．Single number concept-basis for the integrated technologies
  • C．Integrated telecommunication network
  • D．Single number concept
    E Higher service quality
    F Inconvenience of disintegrated communication means

Paragraph 9______

【参考答案】

E
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C
单项选择题
She managed to save so much money because______
A．she had opened a good bank account
B．she had worked hard, saved hard and invested carefully
C．she had ironed and washed clothes all her life
D．she knew how to make money
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