1.Keep 相當(dāng)于 be 動(dòng)詞 ,后跟adj,表示維持一種狀態(tài),比如：keep calm
keep 還可以跟n. 表示保留收藏什么東西,比如：keep this book
而 stay 后跟 副詞,介詞短語(yǔ)情況比較多.比如stay here,stay overnight
2.stay、remain和keep辨析 1．表示“繼續(xù)呆在某處”時(shí),應(yīng)該用不及物動(dòng)詞remain或stay,例如： Shall I go or stay? Stay indoors for a few days until you recover from your cold. He remained in his seat after all the other students had gone home. 2．表示“暫住、短期停留”時(shí),只能用不及物動(dòng)詞stay.例如： He is staying at Hilton Hotel. My mother-in-law stayed with us this week when she visited us. 3．表示“殘留、剩下”時(shí),只能用不及物動(dòng)詞remain,例如： Not much of the house remained after the fire. Of the seven brothers, only four now remain; the rest are dead. 4．表示“繼續(xù)保持或處于某種狀態(tài)”時(shí),應(yīng)視具體情況在上述動(dòng)詞中進(jìn)行選擇： (1)表示“繼續(xù)保持或處于原來(lái)的狀態(tài)”時(shí),可用remain或stay,例如： Three of them remained single.Shops should remain open till later in the evening. The door stayed closed.But the police themselves prefer to stay unarmed. (2)表示“需要設(shè)法才能保持或處于某種狀態(tài)”時(shí),應(yīng)用keep,例如： She knew she must keep calm. I wish those children would keep quiet. Although they have many difficulties, they keep happy. Paul managed to keep awake by drinking lots of strong black coffee. (3)表示“使某人或某物保持某種狀態(tài)”時(shí),只能用及物動(dòng)詞keep,例如： She had kept him waiting twenty minutes on this occasion. Why do you always keep your windows closed?