1、need作名词用的时候主要句型就是There is no need to do sth。
2、There is no need for sb. to do sth There is no need to do sth. 做……什么是没必要的。
3、作实意动词用的时候才会用到动词ING形式，need doing = need to be done 需要……
拓展资料
there is no need
1、There is no need arguing about this matter.
这件事不必辩论了。
2、Even if you have found the secret, there is no need to cry it from the housetop.
即使你知道了这个秘密，也没有必要闹得满城风雨。
3、Two people will be enough; there is no need to drag him along, too.
有两个人就够了，不要把他也饶在里头。
4、There is no need to advertise the fact that you are a single woman
没有必要张扬你是一个单身女性。
5、Give it directly to him; there is no need to do it through me.
你就直接交给他，不必要我转手。
6、There is no need to pick at him all day long. He's a child after all.
不要老是对他唠唠叨叨，他毕竟还是个孩子嘛！
7、There is no need for any further instructions on my part
我没有必要再作进一步的指导。
8、Some of these ideas are worth pursuing, but there is no need to reinvent the wheel.
这些观点中有些值得进一步探究，但是没有必要全盘重来。
9、You needn't worry， There is no need to worry.
不用着急。