Я умоляю помогите во вложениях (4,5,6,7,8,9,10 задания)!!СРОЧНО!!!!БУДУ БЛАГОДАРНА

Olga: Welcome to Washington, D.C. (1), my friends. The city stands on the Potomac River (2) and is bordered by the state of Maryland to the north and Virginia to the south.Misha: So what state are we in now? Olga: We're not in a state, Misha, but in the District of Columbia. That's what the letters DC in the name of the city stand for. As Washington is the capital of the country, it's not in any state in the United States. That's logical, isn't it?Misha: But why? Olga: Washington is the home of all the government institutions for the whole country: Congress, the White House, the Supreme Court (3). All the foreign embassies are here too.Emily: I think you're right, Grandma.Mark: Look, everyone, the city is so beautiful! It doesn't look