【正文】 ands. Now it’s introducing artificial intelligence into its waste management system, by setting up little cameras in many sets of bins. However, not every face can be recognized by the smart dustbin until you register for the system. Once registration is pleted, users will scan a QR code on the bin, which then opens it up to allow for garbage disposal (處理). Now, each household gets one special QR code for throwing out waste. Here, the intelligent bins don’t just calculate garbage weight。我國要推行強制垃圾分類是為了促進環(huán)境的可持續(xù)發(fā)展。注冊完成后, 用戶將掃描垃圾桶上的二維碼, 然后打開垃圾桶進行垃圾處理。6. What does the underlined word “endeavor” in the last paragraph mean?A. Effort. B. Fashion. C. Announcement. D. Decision. 【解析】選A。)中的畫線詞的意思是“努力”?！庇纱丝芍? 在上海, 居民必須把垃圾分成四類。”由此判斷出, 我國要推行強制垃圾分類是為了促進環(huán)境的可持續(xù)發(fā)展。Lian Ping, chief economist at Zhixin Investment, said the government needs to strengthen policy support to prevent the economy from suffering a second wave of blows from the global economic downturn. 　4　While most large panies have resumed production, according to NBS calculations, many smaller panies are still struggling to resume work under rising financial difficulties and labor shortages. 1. 【解析】選B。)切題。)切題。)切題?！背薪由舷挛? F項Chinese panies, including exporters, have seen an increase in cancellations of orders. (包括出口商在內的中國企業(yè)取消訂單的情況有所增加。根據(jù)上文提示“經(jīng)濟學家表示, 第一季度零售額同比下降19%, 這表明國內需求仍然相對疲弱, 政策仍有有效提高家庭消費的空間。故選A。2. One of the most important things I have learned is that munication and teamwork are the key to success. 分析: 本句為復合句。閱讀理解　　The idea of changing the world seems very crazy, but there are a number of small everyday things we can do to make the world better. Community centers, parks, libraries, homeless shelters (避難所), hospitals and schools are all places where students can make a difference through service. Alisia Orosco, 10, wanted to show her love and care to the sick kids at University Children’s Hospital in Texas, where her brother had been a patient. She earned money by doing parttime jobs and used it to buy different toys for the children in hospital. Now she visits three hospitals every year with bags of toys. “I hope to help as many kids as I can, ” Alisia says. “It makes me happy to make them smile. ”High school students in a town of Washington made a difference in the lives of some needy children by building a playground at a workers’ camp. They got a lot of help from a building supply store which provided free building materials for the project. A. taking part in a camp B. building a playgroundC. making a workers’ camp D. opening a building supply store【解析】選B。2. Which of the following can best describe the students mentioned in the text?A. Kind. 　　　　　　　 B. Brave. C. Proud. D. Honest. 【解析】選A。3. Which of the following is TRUE according to the passage?A. Students can make a difference only through munity centers. B. Alisia Orosco earned money by doing parttime jobs. C. High school students made a difference by building libraries for the homeless. D. Teens decided to buy some expensive food for the patients. 【解析】