Hi there, I'm Harry from www.englishlessonviaskype.com and welcome to my English learning podcast where I help you improve your English speaking, listening, pronunciation and grammar.
In this podcast episode, you'll learn fixed English expressions with ON. On principle, on duty, on condition that... Formal and informal expressions with the preposition ON with meanings and examples.
Upgrade your vocabulary to an advanced level and start speaking like a native English speaker.
