1．stage n．阶段；时期
2．aim n．目标；目的 vt.目标在于
3．boil vt.煮；煮沸
4．ordinary adj.普通的；平常的
5．float vi.漂浮
6．form vi.形成
7．facility n．(常作复数)设备；工具
8．lecture n．演讲
[语境运用] 用所给词的适当形式填空。
1．Aimed(aim) at improving the level of English，the English Corner is held once a week.
2．He has formed(form) the habit of getting up early since then.
3．We need to consider what facilities(facility) we will use for language training.
4．I need some boiled(boil) water to wash down medicine after breakfast.
5．I found something large floating(float) in the sea about a mile away from the shore.
