need/niːd/

v.

➊ if you need sth, you must have it to do sth else

➋ used to say that sth is necessary

n. sth that it is necessary to have or do

否定缩略式

➭ needn't/'niːdnt/

v.

➊ [T] 需要：Do you need any help? 你需要帮助吗？

◇I don't need an iPad phone. 我不需要iPad。

◇[need to do sth] I need to have a rest. 我需要休息一会。

◇[need sth/sb to do sth] I need several minutes to get ready. 我需要几分钟准备一下。

◇I need you to help me with my pronunciation. 我需要你帮助我学习发音。

◇[(sth) need doing = (sth) need to be done] The coat needs washing（或to be washed). 这件上衣需要洗了。

➋ [M] 需要：[need (not) do sth] He need finish the task before 5 o'clock. 他需要在5点之前完成这项工作。

◇All you need do is wait. 你要做的事就是等待。

◇You needn't answer all the questions. 你不需要回答所有问题。

n. [C; U] 需要，需求：[need for sb/sth] There's a need for English teachers. 需要英语老师。

◇[need (for sb) to do sth] There is no need for you to hurry. 你没必要赶。

◇He was trying his best to meet her needs. 他正竭尽所能满足她的需求。

in need of sb/sth 需要：The project is in need of financial support. 这个项目需要财政支持。

音组-eed/-iːd/

deed; feed; seed; need; seed; speed

常犯错误

✗ You need not to open the door.

✓ You need not open the door.

✓ You don't need to open the door. 你不需要开门。

常犯错误

✗ The desk needs to repair.

✓ The desk needs repairing.

✓ The desk needs to be repaired. 这张课桌需要修理。

常犯错误

✗ What he needs do is ask.

✓ What he need do is ask. 他要做的就是提问。

[✌need作情态动词时，同can一样，没有第三人称单数形式]

用法Need I clean it now?肯定回答用Yes, you must. 否定回答用No, you needn't.

谚语A friend in need is a friend indeed. 患难中帮助你的朋友才是真朋友。

辨析need do sth; need to do sth; (sth) need doing; (sth) need to be done