用下列英语短语造句1、look into (往里看)2、run across(跑过)3、smile at (朝.微笑)4

Dont' look into other's pocket,it's impolite.别往别人的口袋里看,是不礼貌的
I saw him running across the street yesterday.我昨天看见他跑过街道.
when he smiles at her ,her face turns red .当他朝她微笑,她脸红了.
He always thinks about it carefully before makeing any decision.他再做任何决定之前都仔细考虑