[填空题]John McEnroe:
I have been using the Internet since the late 80’s when the Internet was called ARPANET and this is the first year I actually did some Christmas shopping on the Internet. I could not find several items for my child’s Christmas gifts so I decided to look online. Normally when I shop in real stores I go in, find what I want and get out (my wife hates this because she wants to look at EVERYTHING). The Internet allows you to go shopping without any fuss or having to wait in line.
John Starks:
You never know if they are chatting with a kidnapping pervert, seeing pornography, downloading illegal files or viruses and other bad software. Of course I have Net Nanny installed on my child’s computer, it isn’t perfect but it is a good piece of software and with a little tweaking blocks 99.8% of harmful content. We do not allow our child to use Instant Messaging or other programs.
Ibrahim Ba:
There also several devious online adv

[简答题]Suppose that you have been a regular of a hotel since 2006, but in the past 3 days, the air-conditioner hasn’t worked very well and the waitress hasn’t cleaned your room every day. You want to write a letter of complaint to the hotel manager. You should write appropriately 100 words. Do not sign your own name m the end of your letter. Use "Li Ming" instead. You do not need to write the address.

[单项选择]For years, Europeans have been using "smart cards" to pay their way through the day. They use them in shops and restaurants, plug them into pubic into telephones as and parking meters. In France smart cards cover anything from a bistro bill to a swimming -pool entry fee. In American, smart cards are not nearly so common -- only about 43,000 are now circulating in the US and Canada -- but Forrester Research of Cambridge, Mass. , predicts that number will balloon to 4.7 million by the year 2002.
What is a smart card, exactly, and how does it work
Also called a chip card because of the tiny mixcroprocessor embedded in it, a smart card looks like the other plastic in your wallet. To make things more confusing, some smart cards pull double duty as regular ATM bank cards. The difference is that when you swipe your ATM ( or debit) card at the grocery - store checkout, you’re draining cash from your bank account. Smart cards, on the other hand, are worthless unless they are "loaded w
A. credit card
B. plastic bill
C. money
D. check