语法填空
Good morning! Today I 16 (speak) to you about drones, also known as UAVs. 17 (fly) around on their own, drones have already been used for photography, scientific research and military operations. They will come into 18 (wide) use in various fields in the near future. 19 (deliver) drones now are mainly used for military action and disaster relief. It can be predicted that before long many people 20 (use) drones to deliver daily supplies like food and drink. Some companies are also developing passenger drones, 21 carry people in crowded cities. We can assume that with 22 (improve) technology in passenger drones, we 23 (enter) the age of personal flying vehicles. There can be no denying 24 the technology will have a huge impact 25 everyday life.