Combine together the following pairs of sentences by using infinitives:-

Question

1.You must part with your purse.On this condition only you can save your life.

2.

Answer 1

Well, the first one is this:

You have to part with your purse if you want to save your life.
(Infinitives are underlined.)

You do the rest, re-post, and someone here will be happy to check your work.