need是情态动词时,后加动词原形。need后接动名词,一般用于被动态。
例句
We need to preserve the forest.
我们需要保护森林。
You need some specialist advice.
你需要咨询专业人士。
There\'s no need to worry so.
没必要这样着急。
How much water do you need?
你要多少水？
We need to increase productivity.
我们需要提高生产力。
Don\'t go—I might need you.
别走—我可能要你帮忙。
