There be 句型与have, has的区别
一、There be句型
1．表示：在某地有某物或某人。
2．在there be 句型中，主语是单数或不可数名词，be 动词用is ；主语是复数，be 动词用are ；如有几件物品，be 动词根据最近be动词的那个名词决定。
There is a book on the desk.
There is some water in the glass.
There are three men under the tree .
There is a bag,two books and three pens on the desk.
3．there be句型的否定句在be 动词后加not , 一般疑问句把be动词调到句首。
There is a duck in the river.
否定句：There is not a duck in the river.
一般疑问句：Is there a duck in the river?
4．some 和any 在there be 句型中的运用：some 用于肯定句， any 用于否定句或疑问句。5．and 和or 在there be句型中的运用：and 用于肯定句， or 用于否定句或疑问句。
5．针对数量提问的特殊疑问句的基本结构是：
How many 名词复数 are there 介词短语？
How much 不可数名词 is there 介词短语？
6．针对主语提问的特殊疑问句的基本结构是： What’s 介词短语？
二、have，has
1．表示：某人或某物“拥有”什么东西，强调“所属关系”，而且某人某物作为句子的主语。
2．have用在人称I，we，you，they和复数的人或物后面。
has用在人称he, she, it和单数和人或物后面。
I have a daughter. He has a lucky dog.
三、There be句型与have，has有时也可以通用。
如：The classroom has ten desks. = There are ten desks in the classroom. 教室里有十张桌子。
注意：
1．“have ＋ 表示一日三餐的名词”，意为“用餐”。如：have breakfast吃早餐，have lunch吃午饭，have supper吃晚饭。
2．“have ＋ 表示食品、饮料等名词”，意为“吃；喝”。如：have (some) bread吃面包，have eggs (for breakfast) (早餐)吃鸡蛋，have (a cup of) tea 喝(一杯)茶。
3．“have ＋ 表示动作的名词”，没有固定的意思，常与表示动作的名词同义。
have a rest 休息一下
have a swim 游泳
have a drink (of．．．)喝一点(„„)
have a look (at ．．．)(朝„„)看一眼
4．“have ＋ 表示某种活动的名词”，意为“进行，举行”。
如：have a class (学生) 上课
have a birthday party 举行生日聚会
相关练习题
一、用恰当的be动词填空。
1． There ________ some milk in the glass.
2． There ________ some people under the big tree.
3． There ________ a picture and a map on the wall.
4． There ________ a box of rubbers near the books.
5． There ________ lots of flowers in our garden last year.
6． There ________ a plate of chicken behind the fridge yesterday.
7． There ________ four cups of coffee on the table.
二、用 have或has填空。
1．I ________ a nice picture.
2．He ________ a good friend.
3．They _________ some kites.
4．We ________ some flowers.
5．She __________ a duck.
6．My father __________ a new bike.
7．Her mother _________ a vase.
8．Our teacher _________ an English book.
9．Our teachers _________ a basketball.
10．Their parents __________ some story books.
11．Nancy _______ many skirts.
12．David ________ some jackets.
13．My friends ________ a football.
14．What do you ________ ?
15．What does Mike ________ ?
16．What do your friends _________ ?
17．What does Helen _________ ?
18．His brother _______ a basketball.
19．Her sister _______ a nice doll.
20．Miss Li ________ an English book.
