① like是介詞,后接名詞或代詞。“l(fā)ike+賓語”可以作表語、定語或狀語;as是連詞,引導(dǎo)比較狀語從句或方式狀語從句。
② as可用作關(guān)系代詞或關(guān)系副詞,引導(dǎo)定語從句,先行詞為整個(gè)句子,可以放在主語前或后;like則沒有這種用法。
③ 表示“像”時(shí),like只表示單純比較,而as則表示同類比較。
She looks like her mother. 她看起來像她母親。
You should do as I told you. 你應(yīng)該按我告訴你的方式去做。(方式)
It is as cold today as yesterday. 今天同昨天一樣冷。(as后省略it was)
As is known to all,pride goes before a fall. 眾所周知,驕者必?cái) ?
Man can be his own master,as we all know. 人可以成為自己命運(yùn)的主人,這一點(diǎn)大家都知道。
Like her father,she is ready to help others. 她像她父親一樣樂于助人。(單純比較)
He speaks English as an Englishman. 他說英語就像是個(gè)英國人。(同類比較)
提示
like表示“方式”,as表示“以……的身份”。比較:
He took great care of her like her father. 他就像父親一樣精心照顧她。(但不是她父親)
He took great care of her as her father. 作為父親,他精心地照顧她。(就是她父親)