look for + 名詞意為：找……
I am looking for my bag.我正在找我的包.
look like 看上去像
She looks like her mother. 她長得像她媽媽.
look up 向上看,抬起頭看
She said no without looking up from her book.她看著書,頭也不抬得說不.
look up to像誰誰看齊,或達(dá)到什么要求
He works hard to look up to his parents' requirement. 未達(dá)到父母要求,他非常努力.