how many怎么造句,怎么回答?

How many trees over there?
There are 3.

how many的读音：[ hau'meni ]意思：多少 。 how many 是用于可数名词的复数来提问的，how many后面直接跟名词的复数，然后是一般疑问句：are there ...(...意思是提问的内容）回答用there are or there is来进行回答，there are or there is后面是你所要表示的数字，there are后用名词复数，there is后用名词单数。
example:
How many students are there in your class?
在你的班里有多少位学生？
There are thirty-one students in my class.
在我的班里有三十一位学生。

How many pens have you got?
About 5.

How many words do you know?
Only 100.

How many apples do you have.
I have nine apples.

how many girls are there in your class?
there are 20.

是对可数名词的确复数进行提问,后接复数,用数字回答.
how many: [ .hau'meni ]
多少
Examples:
1. How many students are there in your class?
你们班有多少个学生?
2. How many dynasties are there in China's history?
中国历史上有多少个朝代?
3. How many people have accessed your homepage by now?
到目前为止,有多少人访问了你的主页?
4. How many feeds a day does this dog get?
这只狗每天吃几顿?
5. How many military bases are they maintaining on foreign soil?
他们在外国保持多少个军事基地?
6. How many ribs does a man have?
一个人有几条肋骨?
7. How many inches of rain fell last year?
去年的雨量是多少英寸?
8. How many ventricles of heart does a man have?
每个人有几个心室?

How many dogs are there in the park?
There are four.