1·You need not feel obliged to contribute.
你不必认为你非得捐款。
—— 《柯林斯英汉双解大词典》
2·Previous applicants for the post need not reapply.
申请过这个职位的人不需重新申请。
—— 《牛津词典》
3·From the day you arrive at my house, you need not spend a single penny.
从你到我家的那一天起，你就分文不需花了。
—— 《柯林斯英汉双解大词典》
4·With these statistics in mind, art students need not worry about their careers and have an alternative plan.
考虑到这些统计数据，艺术专业的学生不必担心职业问题，他们也有可供选择的方案。
5·You need not be sorry for her.
你们不必为她难过。
6·We need not have hurried.
我们当时实在不必那么匆忙。
7·The professors need not worry so much.
教授们不用太担心。
8·It need not be said who was the captain.
不用说谁是船长。
9·However, the professors need not worry so much.
然而，教授们不用太担心。
10·Yet we need not lose heart over this bad habit.
然而，我们不必对这种坏习惯丧失信心。