名词单数变复数，直接加-s占多数；s、x、z、ch、sh来结尾，直接加上-es；词尾是f或fe，加-s之前先变ve；辅母+y在词尾，把y变i再加-es；词尾字母若是o，常用...
表语是用来说明主语的身份、性质、品性、特征和状态的，表语常由名词、形容词、副词、介词短语、不定式、动词的-ing、从句来充当，它常位于连系动词（be, be...
1.information (信息） 2.nation （国家） 3.solution （解决办法） 4.invention （发明） 5.pollution （污染） 6.prediction （预言） 7.collection （收...
单词常用的前缀和后缀大约有三百多个，例如 1 a- 加在单词或词根前面, 表示 不，无，；非； 2 a- 加在单词前, 表示 在..., ...的 3 ab-, abs- 加在词根前,表...
动词ing做宾语的例句有 I enjoy singing. He enjoys drawing. Jim likes swimming. Kate finished doing her homework just now. I practice speaking Engli...
1、Doing is not so easy as saying. 做不像说那么容易。 2、Flying in the sky is great fun. 在空中飞行很好玩。 3、 Sing is better than saying. 唱比说...
1. Do you know the boy singing in the classroom? 2. The girl cleaning the room is my sister. 3. I dont know the boy swimming in the river. 4. T...
1、Arriving at the classroom, the children began to do cleaning. 2、She doesn’t feel like eating anything, being ill for a few days. 3. Working ha...
1、Playing basketball is good for your health. 2、Watching films is interesting. 3、Drinking much water is good for you body. Eating is an importa...
ive一般是形容词词缀,表达的意思是“...的” 以ive为后缀的单词 alive adj.活着 alternative n.替换物；取舍，抉择 abortive adj. 无结果的，失败的 abusive a...
