You will practice vs You will practise

Some examples from the web:

• I will pretend to be Dave, and you will practice on me.
• And neither one of you will ever practice politics again.
• "I love you very much"and trust you will run the practice without me.
• I also expect from you a clear statement as to whether you will change this practice and start notifying and informing this House in good time.
• You and your colleague will practice discretion with regard to what you hear in this room.
• You and your colleague will practice discretion with regard to what you hear in this room.
• This boy, he will use you for practice until he decides to get married and have a family.
• Many assertions remained very vague and if you look at how many of them have been put into practice you will see that we actually still have work to do on many of them.
• I will practice my profession with conscience and dignity.
• I will practice my English with you...
• This morning's lessons we will practice our letters.
• We will practice all night if we have to.
• I will practice my profession with conscience and dignity.
• Yes. From now on, we will practice at Saw Records.
• I think it might help. Okay, I will practice.
• We will practice every day for at least two hours, seven days a week.
• Okay, everyone, let's take a ten, except for Ms. Cartwright who will practice her costume change.
• As you will soon learn, ... practices bears nothing but fruit.
• So how come he will practice with me?
• l will practice my English with you... ifyouwouldhonorme.

Some examples from the web:

• You will practise all evening, swear to me.
• You will practise, go to auditions, and give concerts.
• Today we will practise our oral skills.
• Yes, I will practise some serious voice and this is what I came up with.
• Perhaps we will practise the irregular verbs?
• Europe has failed a test in the last five years, she said, a test of whether it will practise its values or only preach them.
• Lee Gyu Won will practise with the acting group in the future.
• The Committee regrets that the Commission does not devote specific attention to the aspect of training healthcare professionals for the purpose of familiarising them with the new conditions under which they will practise their profession.
• In such a situation, I fear that Swedish authorities will practise self-censorship and will not wish to go against the instructions given by the EU authority, because they do not want to come into conflict with the European level.
• If you only sit to practise, and don't know the causes for sitting, you will never be able to see the path to enlightenment.
• You will never play really well, Miss Bennet, unless you practise more.
• Your golf instructor, your practise session.
• James says I should consider returning to practise.
• Some very strange people practise medicine these days.
• Supervisory methods and practises vary among Member States.
• I thought we might practise with this.
• That was just a practise shot.
• We must practise preventive health care.
• We Europeans should also practise what we are constantly preaching.
• Perhaps they should practise what they preach.