inhabitant n.居民，住户
典型例句：Inhabitants of large cities are tired of traffic jams.
译文：大城市的居民很厌烦交通堵塞。
巧记：inhabit(居住)+ant(人)=inhabitant
想一想：inhabit
Key:v.居住
inherit v.继承(传统等)，遗传而得
典型例句：She inherited her mothers good looks and her fathers bad temper.
译文：她继承了母亲的美貌和父亲的坏脾气。
巧记：源自heir(继承人)
想一想：①inherited ②inheritance
Key:①a.通过继承得到的，遗传的，继承权的 ②n.遗传，遗产
initial n.词首大写字母 a.最初的，词首的，初始的
典型例句：The initial talks were the base of the later agreement.
译文：最初的会谈是后来达成协议的基础。
想一想：initialism
Key:n.首字母组合词，首字母缩略词
initiative n.第一步，主动 a.创始的，自发的
典型例句：The child displayed great initiative in going to fetch the police.
译文：那孩子极为主动地把警察找来。
名师导学：该词属于常考词汇，习惯用语为take the initiative(带头，倡导，争取主动，发起)。
injection n.注射，注射剂，注入，充满
典型例句：It took three nurses to hold him down while they gave him the injection.
译文：给他打针时，用了三个护士才把他按住。