Before Sally left home, her mother kept telling her to her manners at the party. A．notice B．care C．mind D．observe 题目和参考答案——青夏教育精英家教网—

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Before Sally left home, her mother kept telling her to ________ her manners at the party.

A．notice B．care C．mind D．observe

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Internet access and power outlets available in most cafes in the．developed world might reduce your productivity．

A typical tale from store managers is of customers who buy a single cup of coffee or tea and occupy a four-seat table for eight or more hours．A store full of these people turns the shop into a silence broken only by the tapping of keyboard keys．In others, however, customers use the network briefly, and the turnover is high．

Cafe owners have talked about their discomfort for years．Some cafes founders started turning off Wi-Fi （无线网络） on the weekends．The experiment led to success, they said．People who otherwise avoided the cafe came in, and the place became crowded on Saturdays and Sundays．In the years since, hundreds of articles have appeared about similar cases in which a coffee shop turns off the signal, and sometimes blocks electrical outlets．

Nick Bilton, the New York Times" Bits blog editor, was banned from reading an electronic book a few days ago．The Actual Cafe in Oakland opened last year with lapton-free weekends．The owner, Sal Bednarz, wrote in an email, "I think it's fascinating that we've allowed technology to enter so much of our lives that it can feel like an affront （冒犯） when someone asks us to step away

from it for a short while．"

Dan Drozdenko, the owner of the Downbeat Cafe in Los Angeles, says, “People come here because we don't offer it．They know they can get their work done and concentrated．"

For tasks that don't require constant monitoring of live date—such as stock management or minding server operations—productivity seems to soar when the constant bright shiny ball of the Internet is nowhere to be seen．

People often leave the house or office to free themselves of conditions that reduce productivity, only to walk into a venue that lets them surf, and otherwise avoid focus．Could the offer of single-tasking and quiet thinking be a selling point when drinking coffee or tea? A moment's relief from the Blackbgerry buzz, the iphone alert, the Android annoyance? Only if one remembers to turn off one's 3G connection, too．

72．What's the disadvantage for a cafe owner if the customers use the Internet long?

A．It makes the turnover slow and affects the business．

B．It makes the cafe silent and is bad for its atmosphere．

C．The owner is disturbed by the tapping of keyboard keys．

D．It costs a lot to offer Internet access to customers．

73．What happened after Wi-Fi was turned off in the cafe on the weekends?

A．It added much inconvenience to people

B．Customers stayed in the cafe longer than before．

C．The environment in the cafe was improved．

D．There were more customers in the cafe．

74．What can be inferred from the words of Dan Drozdenko?

A．If people don't get their work done, they shouldn't go to a coffee shop．

B．If people go to a coffee shop, they would concentrate more on their work．

C．If people do their work while surfing the Internet in a coffee shop, they can't concentrate．

D．If people can't surf the Internet in a coffee shop, they would be unwilling to come,

75．The underlined word "soar" in Paragraph 6 is the closest in meaning to "__"．

A．exist B．maintain

C．rise D．change．

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