形容词不规则变化列表
不规则动词分类记(Irregular Verb Forms)
双写结尾的辅音字母，再加-ed的过去式。

如：stop—stopped,trap-trapped
drop-dropped plan-planned refer-referred prefer- preferred fit-fitted
beg-begged nod-nodded permit-permitted admit-admitted shop-shopped
双写结尾的辅音字母，再加ing的现在分词如：sitting running getting cutting stopping beginning planning permitting ridding hitting letting shutting setting swimming 双写结尾的辅音字母，再加er的比较级 sad red ~big~hot~wet~fat thin~ 红大热湿胖瘦以不发音的-e 结尾的动词，去-e ，再加-ing。

coming taking firing encircling writing
becoming breathing leaving
人称代词,物主代词,反身代词一览表
简单句五种基本句型：
常见的以ant,ent 结尾的名词： merchant, agent, servant
常见的以ar结尾的名词scholar, liar, beggar
常见的以ee结尾的名词employee, examinee ,interviewee, trainee
常见的以er结尾的名词banker,teacher ,waiter,villager, Londoner, observer
常见的以ess结尾的名词actress, hostess, manageress
常见的以age结尾的名词courage, storage, marriage shortage
常见的以al结尾的名词refusal, arrival, survival, approval
常见的以ment结尾的名词treatment, movement, judgment, punishment, argument。