单项选择题

According to the passage, pocket calculators ______.

A．will help students think fast
B．will make math to o easy for them
C．will de harm to students' thinking ability
D．will contribute to the spread of new technology

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单项选择题

The examples given in Para. 2 are used to illustrate that______.

A．people's handwriting would have been better if there had been no computers
B．artists are those who like new technology for its own sake
C．technical improvements enable tennis players to defeat their opponents using clever plans
D．people from different walks of life rely to o much on modem technology

单项选择题

The best tide for this passage may be

A．Money and Its Uses
B．Different Things used ,as Money
C．Different Countries, Different Money
D．The History of Money