KEEP作連系動詞的用法 ｜｜keep用作系動詞，意為“保持(某種狀态)”，其後常接形容詞、介詞短語或副詞作表語。 1、形容詞作表語
Please keep quiet / silent! 請保持安靜!
After the accident, he still kept alive. 這次事故之後，他仍然活着。
I kept telling myself to keep calm. 我不斷叮囑自己要保持冷靜。 I work out regularly to keep fit. 我經常做運動以保持健康。 2、介詞短語作表語 Let's keep in touch. 咱們保持距離。 I'm trying to keep off fatty food. 我盡量不吃高脂肪食物。 Keep to the right when you are on the street. 在街上你要一直靠右行。 I'm trying to keep in with them. 我在盡力與他們保持友好關系。 3、副詞作表語 You'd better keep well behind in case the car in front suddenly stops. 你最好與前面的車保持相當的距離，以防它突然停下來。 You need to work hard to keep ahead. 你要努力才能保持領先優勢。 Mother was advised to keep indoors for a week after her cough seemed better.醫生囑咐母親咳嗽見好之後在家裡呆一星期，不要外出。 ※▲▲※keep，remain，stay用法差別｜｜它們作連系動詞的用，表示“繼續保持或處于某種狀态”時，應視具體情況在其中進行選擇。
（1）表示“繼續保持或處于原來的狀态”時，可用 remain 或 stay，例如：
Three of them remained single. 他們中有三人仍然是單身。 Shops should remain open till later in the evening. 商店應該一直營業到晚上。
The door stayed closed. 門一直關着。 She said she would stay beautiful until her dying day. 她說她會一直保持她的美貌，直到她死去。 That will always stay true to my heart.
那種感覺會永遠留存在我的心中。
（2）表示“需要設法才能保持或處于某種狀态”時，應用keep，例如：
She knew she must keep calm. 她知道她必須保持冷靜。 I wish those children would keep quiet. 但願這些孩子會守口如瓶。
Although they have many difficulties, they keep happy. 雖然他們有許多困難，但還是保持快樂的心态。
