【解析】
1.[w]remain[/w]
1)vi.剩下/残存：remain (+ 介宾/副词)，此时不能用进行时态，也没有被动语态
After the fire, very little remained of his hou.
火灾过后，他的家所剩无几。
2)vi.逗留/停留：remain (+ 介宾/副词)
Only a few students remained in the classroom just now.
现在只有几个学生还在教室。
3) vi.依旧/仍然: remain + 形容词/名词在左边英语
It remained a cret.
这仍然是个秘密。
4) vi.留待/尚待：此时它有两个固定句型如下：
固定句型一：sth/sb remain to be + 过去分词
固定句型二：It remain to be en + whether引导的主语从句
Many problems remain to be solved.
最后一课教案有好多问题尚待解决。
It remains to be en whether you are right.
有马字的成语你是否正确，以后见分晓。
5)remaining除了是remain的现在分词/动名词形式外，还可以单独做形容词，意思是“剩下的”
I bought a gift for her with the remaining money.
我用剩余的钱给她买了一件礼物。
2.keep,remain,stay辨析
1)表示“继续呆在某处”时，应该用不及物动词remain或stay
①Stay indoors for a few days until you recover from your cold.
②He remained in his at after all the other students had gone home.
2)表示“暂住、短期停留”时，只能用不及物动词stay
①He is staying at Hilton Hotel.
②My mother-in-law stayed with us this week when she visited us.
3)表示“残留、剩下”时，只能用不及物动词remain
①Not much of the hou remained after the fire.
②Of the ven brothers, only four now remain; the rest are dead.
4)表示“继续保持或处于某种状态”时，应视具体情况在上述动词中进行选择
①表示“继续保持或处于原来的状态”时，可用remain或stay
The door stayed clod.But the police themlves prefer to stay unarmed.
②表示“需要设法才能保持或处于某种状态”时，应用keep
Although they have many difficulties, they keep happy.
③表示“使某人或某物保持某种状态”时，只能用及物动词keep
Why do you always keep your windows clod?
3.[w]romary[/w]
迷迭香（灌木，叶子窄小，气味芬芳，可用于烹调）
If someone suffers from epilepsy, it wouldnt be safe to u romary oil, says Jan
简说:“如果某人患有癫痫，使用迷迭香油就不安全。”
4.[w]associate[/w]
vt. 联想，联合
n. 伙伴，同事，同伴
adj. 副的，共事的，有联系的
n. 准学士学位获得者
vi. 交往
柳树怎么形容①坛主>妈咪的爱I don't want to associate mylf with them any more.
我不愿再和他们交往了。
青春期躁动
老婆的称呼②I got a new job and a new t of work associations.
我有了新工作和一班新同事。
5.[w]remembrance[/w] n. 回想，记忆，纪念品
①In remembrance of the battle, we t up a muum.
为纪念那次战役，我们建立了一座博物馆。
②Something given as a token of love, affection, or remembrance.
信物，纪念品作为爱、喜爱或纪念的一种标志
