2. If young people don't work hard, old people will be sad.
3, Du Mu's "Mountain Walk" stopped in the maple forest late, and the frost leaves were red in February.
4. Being alone in a foreign land is a stranger, and I miss my relatives more every festive season.
5, flying three thousands of feet, suspected that the Milky Way fell for nine days.
There is no doubt that there is no road and there is another village.
Supplement:
The sunset is infinitely beautiful, and the body of work is buried by the coming night, which is childlike.