実は別の約束がある。の英語

The fact is that I have another appointment.

I have another engagement.

I have other plans.

This is not what we agreed upon

I did not bargain for this.

I'm sorry, I have another engagement.

It is one thing to promise, and another to perform.

Be better than one's word.

The promise defends.

Promises are things that must be kept.

Promises should be kept.

A promise is a promise.

A deal is a deal.

It is one thing to promise, and another to perform.

A promise is a promise.

A deal is a deal.

The promise still holds.

to exchange promises with each other

It's a promise!

It's one thing to promise and another to perform.

I promise.

I give you my word.

You should come through with your promise.

You should carry out your promises.

You should deliver on your promises.

You should fulfill your promises.

You should make good on your promises.

No matter what happens, I'll keep my promise.

One most keep one's promises.

One must keep one's promises.