Let’s talk 的英文老師整理了 5 個常用的句型並舉出例句，讓你可以輕鬆學會”need”的所有常見用法。
1. Main Verb─require/necessity
ex. We need to help her.
ex. I need more time to finish the project.
2. Auxiliary Verb─question
ex. Need we wait any longer?(Yes, you must./NO, you need not. )
3. Negative main Verb
ex. You need not ask my permission to leave.
ex. I need hardly say that I am very interested in this offer.
ex. We need hardly say that we are eagerly looking forward to meeting you.
4. Need + Have + Past participle
ex. She need not have lost her temper. (He lost her temper but that was unnecessary.)
ex. You need not have refused that offer. (You refused that offer but you shouldn’t have done that.)
5. As a noun
ex. Education is a need.
ex. What is the difference between a need & a desire?