need: [ ni:d ] n. 需要,必须,缺乏v. 需要,必需conj. 需要词形变化: 动词过去式:needed 过去分词:needed 现在分词:needing 第三人称单数:needs 例句与用法: 1. If I need you to come and help I'll call. 如果我需要你来帮忙，我会打电话的。2. The doctor told me I was in need of a good rest. 医生对我说，我需要好好休息。3. You needn't talk so loud. 你说话的声音用不着那么大。4. We are collecting money for children in need. 我们在为贫困儿童募捐。5. I feel a need to talk to you about it. 我觉得有必要跟你谈谈那件事。
