科目:初中英語 來源: 題型:填空題
查看答案和解析>>
科目:初中英語 來源: 題型:閱讀理解
Country | City | PM2.5concentration (濃度) | Family (million) | Cars (million) | Ways to control PM 2.5 |
China | Beijing | 1.121 | 6.9 | 5.2 | In January 2012,PM2.5was first tested(檢測) by China.Beijing,Shanghai,Tianjin,Shandong and Wuhan have taken action to test PM 2.5step by step. |
Japan | Tokyo | 0.023 | 4.3 | 8 | Japanese experts all agree PM2.5comes from the tail gas of the car.They use the white towel to test tail gas. |
America | New York | 0.021 | 6 | 8 | In 1997,America first set up a level to test PM2.5.They use colors to show the air quality.Green means"good".Orange means"dangerous".Red means"unhealthy". |
England | London | 0.029 | 2.7 | 4 | We can test air quality (質量)by phone and show it to the public. |
查看答案和解析>>
科目:初中英語 來源: 題型:選擇題
A. | on; in | B. | in; under | C. | on; under | D. | in; in |
查看答案和解析>>
湖北省互聯(lián)網違法和不良信息舉報平臺 | 網上有害信息舉報專區(qū) | 電信詐騙舉報專區(qū) | 涉歷史虛無主義有害信息舉報專區(qū) | 涉企侵權舉報專區(qū)
違法和不良信息舉報電話:027-86699610 舉報郵箱:58377363@163.com