大家来帮帮我翻译一下下面的句子吧，非常感谢

1 David took his friend to have a sightseeing in London with his president
2 Is there an airport in Coastal town ?
3 We see ten large planes in the airport
4 There are many trees and flowers outside the library
5 Are there many teachers and students in the teaching building?
6 There are no cars on the playground
7 There are many countries in the world
8 I am the first to play games, Xiao Yang is behind me

望满意我的回复

自己在百度上搜在线翻译，直接就可以翻译出来了