a number of 与the number of 的区别最好举个例句

a number of 与the number of 的区别最好举个例句
a number of 与the number of 的区别
最好举个例句

a number of 与the number of 的区别最好举个例句
a number of 是指“大量的”,后面的动词是复数形式
e.g.A number of our classmates love English.
the number of 是指“.的数量”,后面的动词是单数形式
e.g.The number of our classmates is 45.

a number of studends are playing.许多学生在玩耍。
这里的a number of = a lot of =many .修饰可数名词。
the number of students in my class is 56.我的班级的学生数是56。
这里的the number of 表示数目。后面的be动词一般为单数。is/was

a number of 应该是 可数的吧，而后者体现的是一种不可数的含义。
a number of students 很多学生
the number of students is......

a number of是许多的意思
the number of是“……的数目”的意思

a number of:
许多,若干
例句与用法:
1. I have consulted a number of law books in the British Museums.
我查阅了大英博物馆里许多法律书籍。
2. A number of burglaries have been committed in this area recent...

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a number of:
许多,若干
例句与用法:
1. I have consulted a number of law books in the British Museums.
我查阅了大英博物馆里许多法律书籍。
2. A number of burglaries have been committed in this area recently.
这一带最近发生了若干起入户盗窃案。
3. A number of soldiers were detached to guard the building.
许多士兵被派去保护这座建筑物。
4. The play contains a number of typical Stoppard set pieces.
这出戏里有若干典型的斯托帕特式的场景.
5. Quite a number of world famous paintings are on show in this exhibition.
有许多的世界名画在本次展览会上展出。
6. The Green Party hopes to put up a number of candidates in the General Election.
绿党希望提出若干候选人参加大选.
7. A number of cables are needed in this project.
这项工程需要大量电缆。
8. The bishop conducted a number of confirmations at the service.
主教在仪式上为许多人施行了坚信礼.
a lot of: [ ə 'lɔt əv ]
许多
例句与用法:
1. A lot of people were queuing for the film.
许多人排队等著看那部电影.
2. I saw quite a lot of her (ie I saw her quite often) during the holidays.
假期中我见过她很多次.
3. What a lot of presents!
多麽多的礼物哇!
4. There was lots of money in the safe.
保险柜里有很多钱.
5. I haven't got a lot of time.
我时间不多了.
6. It takes a lot of labor to build a railway.
修筑一条铁路要花费许多劳动力。
7. China does a lot of trade with many countries.
中国和许多国家进行多方面贸易。
8. I'm under a lot of pressure.
我的压力很大。
a lot of 加可数和不可数名词都行
a number of加可数名词复数
参考资料：www.dict.cn

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a number of 表示泛指，指其中、、、的一个号码
the number of 表示特指，指哪里的一个号码

简单的说 A number of 后谓语用复数 是”．．．的多少”的意思
the number of 后加单数 是"．．的数量”的意思