currency test online, Knowledge

Market News: Russian Internet regulators have blocked Viber's domestic instant messaging service.Brazilian President Lula posted a video on social media for the first time after undergoing head surgery.Greece negotiated in advance to buy 36 sets of PULS rocket launcher systems from Israel, worth 600 million to 700 million euros.

US Secretary of State Blinken visited Baghdad to discuss the Syrian issue with Iraqi Prime Minister. On December 13th, local time, US Secretary of State Blinken visited the Iraqi capital Baghdad and held talks with Iraqi Prime Minister Al-Sudani on the Syrian issue. The State Council has not announced the itinerary of Blinken's visit before.Reuters survey: All 25 analysts expect the Colombian central bank to cut the benchmark interest rate by 50 basis points to 9.25%.Francois bayrou, the new French Prime Minister: Reducing French debt is a moral obligation.

Major European stock indexes closed down across the board, and major European stock indexes closed down across the board. The German DAX index fell 0.19% to 20386.88 points, up 0.01% this week. The French CAC40 index fell 0.29% to 7399.07 points, down 0.37% this week; Britain's FTSE 100 index fell 0.14% to 8300.33, down 0.1% this week.The wind farm with the highest altitude in northwest China is connected to the grid at full capacity. The reporter learned from the National Energy Group today that Wuqia Wind Farm, the highest altitude wind farm in northwest China, is connected to the grid at full capacity in Kizilsu Kirgiz Autonomous Prefecture, Xinjiang, marking a new breakthrough in the development of high-altitude mountain wind energy in China. Wuqia wind farm, located in Pamirs, is the westernmost wind farm in China. The installation height of wind turbines is between 2,800 meters and 3,300 meters above sea level. A total of 38 wind turbines have been built, with a total installed capacity of 200,000 kilowatts. (CCTV News)The U.S. military said that drones were found over the U.S. military base in Germany. A spokesman for the U.S. Air Force said that drones were found flying over the U.S. air base in Ramstein, Germany, in early December, and the residents, facilities or assets of the base were not affected. A source said that the German authorities did not find the operator of the drone, but ruled out the possibility that the drone was operated by amateurs.