And of course buildings have their shapes.

Once people get used to it, or have built things that rely on a piece of software, it becomes more difficult to change.

We have trouble feeding, providing fresh, clean water, medicines, fuel for the six and a half billion.

So we've chatted about a couple of behavioral challenges.

All examples of models changing.

These challenges are not insurmountable, by any means.

Now, magnitude zero points are another part of astronomical craziness that's unfortunately well established and hard to change.

Difficult

Sleep with it tonight. Is this all yours?

it's transition that's difficult.

We found it hard to change the plan.

So it's a little bit difficult from there to spin in some kind of positive conclusion.

Changing the difficulty level will end the current game!

No, they are full of misery.

Extra hard land, right?

Being solemn is easy.

We found it hard to change the plan.

It is difficult to adapt oneself to sudden changes of temperature.

Russia is facing great financial difficulties.

Originally, we tried the full reactors.

It's hard to keep track of these things.

Select the difficulty of the game. You can change the difficulty level during a running game.

A Python tuple is just an immutable list.

It is difficult for me to understand him.

And there are a lot of other problems with that.

'It's the first position in dancing.'

I know this is hard.

I found it difficult to understand what he was saying.

It is hard to see the sights of Tokyo in a few days.

So my questions are very simple have the hearing reports really been lost?

So this is from spelling correction data.

Hard

It's So

And there's a whole range of compounds that they do use.

This will mean that growing food will become difficult.

It could be anywhere.

It is difficult to overcome this shortcoming without drastically changing the whole system.

It is difficult to solve this problem.

It's hard for an old man to change his way of living.

Wasn't easy to get this attitude Can't change it, sir

In point of fact it is difficult to foresee the destiny of people.

You can change now.

It was difficult to carry out the plan.

It's difficult to feel at home in a foreign language.

Here you can change your personal information, which will be used, for instance, in mail programs and word processors. You can change your login password by clicking Change Password....