Помогите пожалуйста :) Там после примера само задание идет. Tag questions. Notice the way...

Question

Помогите пожалуйста :)
Там после примера само задание идет.
Tag questions.

Notice the way we use tag questions to ask for confirmation:

It was Miss King, wasn’t it?

You have an account with us, don’t you?

But the guests haven’t stayed with us before, have they?

Now you add tag questions to the following statements:

There isn’t a doctor in the hotel,______________ ?

You wanted to pay in cash,____________ ?

You haven’t spoken to the duty manager yet, ?

We couldn’t have a receipt for that,. It’s more expensive in high season,.

You are settling by credit card,_______

We can sign the agreement today, _

Answer 1

There isn’t a doctor in the hotel,is there ?
You wanted to pay in cash,didn't you? 
You haven’t spoken to the duty manager yet, have they?
We couldn’t have a receipt for that,could you?
It’s more expensive in high season,Isn't it?
You are settling by credit card,aren't you?
We can sign the agreement today,can't we?