Combined with the characteristics of modern poetry, what are the characteristics of three short poems written by Bing Xin?

1: Bing Xin's poems and essays have three themes, namely "maternal love, innocence and nature". She praised them, praised them. She doesn't want to describe the miserable life and earn people's tears, but wants to choose the "ideal" life as the object of her eulogy. Bing Xin's poems are fresh, euphemistic and euphemistic. Among them, faint sadness and vivid images are another feature of her poems.

2. Bing Xin's problem novels put forward a series of thought-provoking social problems: (1): social darkness (2): female problems (3): anti-war problems (4): youth problems.