新概念英语 1B Unit 16 一、There be 存在句句型1
定义:表示某地存在某人 / 某物2
句型: There is + 单数可数名词 /不可数名词+ 某地There are + 可数名词复数+ 某地3
There be句型与 have / has 的区别:①have 与 has 都表示拥有②There be 表示存在3
句型转换:否定句: There be + not +主语 + 介词短语一般疑问句:Be +there+主语+介词短语 +
肯定回答: ---- Yes, there be
否定回答: ---- No, there be not
例:陈述句: There are many children in the classroom
否定句: There are not any students in the classroom
一般疑问句: Are there any children in the classroom
肯定回答: Yes, there are
否定回答: No, there are not
就近原则: There be 句型主语在后面,靠近be 动词的主语决定 be 动词的选择
例: There is an apple and a banana on the table
There are three chairs and two desks in the classroom
二、名词单复数1
定义:表示人、事物、时间、地点抽象概念等词
可数名词单数变复数:①规则变化:一般情况下在词尾+ s/ es A: 以 s,x,ch,sh 结尾的单词在词尾 + es B: 以辅音字母 y 结尾的单词,把y 变为 i,再加 es C: 以 f/ fe 结尾的单词,变 f / fe 为 v,再加 es D: