"Need" 是一个英语单词，其词性为名词（noun），意思是“需要”（the need for something），也可以表示“需求”（a demand）。在英语中，"need" 通常用于表达某人或某物对某物的需求、欲望或要求。
1. I need to buy some groceries. (我需要买些杂货。)
2. She needs a break. (她需要休息一下。)
3. He needs help with his homework. (他需要帮助做家庭作业。)
4. The car needs servicing. (这辆车需要保养。)
5. They need more money for their vacation. (他们需要更多的钱来度假。)
6. We need to go to the store and buy some milk. (我们需要去商店买些牛奶。)
7. She needed to rest after her long flight. (她在长途飞行后需要休息。)
8. We need to make sure that everything is ready before the party starts. (我们需要确保一切准备就绪，以便派对开始时。)
9. The team needs to work together to achieve its goals. (团队需要共同努力实现其目标。)
10. The baby needs to be fed every two hours. (婴儿每两小时需要喂食一次。)
"Need" 这个词可以用作动词（verb），意思是“需要”（to need），例如：
1. I need to finish my report by tomorrow. (我需要明天完成我的报告。)
2. You need to pay attention to your studies. (你需要关注你的学习。)
3. She needs to take care of her health. (她需要照顾好自己的健康。)
4. We need to get there on time. (我们需要准时到达那里。)
5. You need to follow the instructions carefully. (你需要仔细遵循指示。)
6. She needs to exercise regularly to stay fit. (她需要定期锻炼以保持健康。)
7. We need to find a solution to this problem. (我们需要找到解决这个问题的方法。)
8. You need to study hard to succeed in your exams. (你需要努力学习以在考试中取得成功。)
9. She needs to take care of her responsibilities. (她需要履行她的责任感。)
10. We need to prepare for the upcoming meeting. (我们需要为即将到来的会议做准备。)
"need" 是一个多功能的词汇，既可以作为名词表示需求，也可以作为动词表示需要。
