The Internet is shaping our lives． We already have online shopping services and mobile payment． However， this is just a start． The world's leading tech companies are planning to build smarter online communities．（1） It was held in Wuzhen， Zhejiang last year． The development of artificial intelligence（AI， 人工智能） was a hot topic at the conference． If a machine can learn and solve problems as humans do， it can be called AI．
The company Alibaba uses AI technology in its unmanned supermarket in Wuzhen． There is no salesperson in the supermarket， just a tablet on a desk that says "please smile"． （2） The bigger you smile， the more discounts（折扣） you get． Payment is done automatically through your Alipay account． When you first enter the supermarket， the supermarket's AI recognizes your face and your account．
There is also AI that can read lips． （3） It recognizes your mouth's movements and turns them into voice or text messages． This could be very useful when you are trying to talk to someone on your phone in a noisy place． Police could also use the technology to help them find criminal suspects by lip﹣reading recordings from video cameras．
（4） Microsoft's chatbot XiaoIce can not only provide useful information， but also chat with people like a real friend． XiaoIce has a WeChat account． After following the account， users can start talking with her． （5） She keeps improving herself by talking with users．
These technologies are being put into wider use． We may see a smarter world and better lives in the near future．
A． She knows when to comfort you or tell jokes．
B． They discussed this at the World Internet Conference．
C． AI technology will take jobs away from humans one day．
D． Sougou brought its lip﹣reading system to the conference．
E． If you smile， it will give you a special discount for your goods．
F． Another type of AI focuses on understanding human emotions．
Safety （come） first．
In the US， the（1） （sixteen） birthday is special．People usually have（2） _____ （importance） celebrations for teenagers．That is（3） the party is their first step to be an adult．Some of the parties are very big celebrations and cost a lot of money．Everyone（4） （wear） beautiful clothes．These parties（5） （hold） in hotels and there are even music group playing． People usually give gifts（6） the sixteen﹣year﹣olds．Some gifts can be very expensive．The young people enjoy（7） （they） at the party with singing and dancing．However， other parties are simpler and people just have them at home．Sometimes（8） （family） celebrate them in other ways， such as going on a special trip together， watching（9） interesting movie or eating a big meal in a nice restaurant．How do you plan （10） （celebrate） your birthday？
My name is Kate．I′m a policewoman．My job is to help people give up drugs（毒品）．I work as a policewoman because of an unforgettable experience that happened in my teens．
On my 14 thbirthday，some close family members had a party for me in a park．I received many gifts．My aunt gave me 100 yuan．I was excited and kept on thinking about how I should spend the money．Just after everyone sang Happy Birthday to me， ① 突然， 我看到一个小男孩正坐在树下哭泣．I wondered why he was sad and went to him with a piece of cake．"What's the matter？"The boy looked up but said nothing．I passed him the cake and tried to talk with him．Several minutes later， I knew about his story．His parents both died of drugs a month ago， so he had to live with his uncle and missed his parents so much．He always felt sad and afraid．He didn′t know what he could do．What a poor boy!How terrible the drug was!I gave my money to the boy and told him to face the life bravely．② From then on ， I made up my mind to do something against drugs． Please value your life， and stay away from drugs!
（1）Is Kate 14 years old now？
（2）How did the boy feel after his parent died？
（3）What did Kate do for the boy after hearing his story？
（4）将画线①处译为英文．
（5）将画线②处译为中文．
A．Please remember to protect your eyes．
B．Have a good day， bye!
C．Don't worry!You will go back to school soon．
D．I have to go to school everyday．
E．Because I can play basketball with my neighbors．
F．Because I have to take online lessons at home．
G．Actually， I feel a little bit bored．
（1） （2） （3） （4） （5）
We should be f to each other because we are brothers and sisters．