That's what led from France wants to know, and that's what we're doing on this learners question now.

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Okay, so didn't need to or needn't have done.

Now both of them talk about past situations, but they're not exactly the same.

Needn't have done is actually motile auxiliary needn't plus have always have plus a past participle verbs, and we use this when someone has done something.

But it wasn't necessary, usually because of a change in circumstances.

So, for example, I needn't have watered the garden because it's just started raining or we needn't have ordered all this food.

All the guests have canceled.

Now we use didn't need two plus an infinitive verb to say that something wasn't necessary, so no one did it.

For example, we had enough fuel in the car already, so I didn't need to stop on the way over or he didn't need to take his umbrella because the sun came out just before he left.

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Okay, let's talk about a similar situation in the present.

You can use don't need two plus an infinitive or needn't plus an infinitive to give someone permission now not to do something in the near future.

Most probably, for example, you don't need to water the garden this afternoon.

It's going to rain this evening, or we needn't order any food.

Now all the guests have canceled, and in this situation you can also use need as a noun.

Usually we accompany it with their is so there's no need to water the garden or there's no need toe order food.

Finally, when talking about necessity in general, use don't need two plus infinitive, for example, you don't need to pay for medical care in the U.

K.

If you can access an N H s hospital.

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