There's no need for you to go.
你不必走。
There is no need for you to get up early tomorrow.
你明天不必早起。
There is a growing need for qualified teachers of Business English.
对合格的'商务英语教师的需求日益增长。
She sounds just the person we need for the job.
看来她正是我们要找的干这份工作的人。
In most instances, there will be no need for further treatment.
多数情况下，不必继续治疗。