Stepping into the future and advance career are the most our plan. So why must we learn English?
I agree that new words and expressions are coined and existing words change their meaning as society, culture and technology progress. One of the biggest advantages of learning English as a second language is that you will be able to discover a world of information.
Joint English course and other activities those are related to English skills can radically improve our performance and broaden our work horizons. As we know, The Internet is a worldwide, publicly accessible network of interconnected computer networks. It helps to enrich our life . On internet, learning English can be fun. We can chat (by typing, voice and video), sending and receiving email, join forums and mailing lists, even we can make and join a socialnetwork website. Once you saved your work then you publish to the net ( like this website).
Although we are busy, we manage our time to attend English class. However, we’ve missed the class for many times ( like me, because the change in work shifts was made.). But we have to appreciate our effort during those terms *cheers*. What we can achieve from learning English are fluency in speaking, better communication skills, confidence in meetings, successful social and business connections, and also better understanding in professional situations.
Of course those are the results by improving our English skills. Those can be reached by choosing your suitable way to learn. Finally, learning English with enjoyment and fun is the most effective way. All the BEST for you 
So, Joseph, if you hadn’t been absent frequently, you would have been able to speak English as fluent as our teacher. (This sentence is an example of third conditional, page 103).