a number of的用法总结

a number of 意思是“许多...”,后接复数名词,谓语通常用复数；

a number of 意为“许多,大量”,其中number 还可以用large或者small来修饰。

The new management intends to institute a number of changes.

新任管理层打算实行一些改革。

There are a number of different points of view on this issue.

在这个问题上意见纷纭。

I have a number of things to do today.

我今天有许多事情要做。

A number of measures were taken to alleviate the problem.

采取了一系列措施缓解这个问题。

A number of social factors influence life expectancy.

诸多社会因素左右着人的预期寿命。