A:There are some potatoes, tomatoes and cheese with John's noodles.
B:John's noodles look like potato and tomato.
C:John would like potato, tomato and cheese noodles.
①体现了我国古代科学技术注重实际运用
②折射出我国古代追求人与自然和谐共存
③作为自然遗产受到我国政府重视和保护
④彰显了我国科学技术一直处于世界前列