English teachers need strong vocation in order to give a good class. teaching involves more aspects than talk to a group. As it is known, a teacher can face a lot of situations so they can feel insecure. For this reason, they can rely on their vocation to go on. Students trust what the teacher say so they need patience to teach them correctly. It has been told that vocation, coupled with knowledge is necessary for a good class.
Teaching English is an exhaustive duty of continuos traning. They need something else than just a lot of knowledge. Given that, they need to be prepared if they want to feel satisfied with their work. Some times, students will ask even the most inimaginable questions. For this reason, teachers must be ready to answers those doubts. Students want clear answers, and it is teachers' responsability to give them. After all, teaching English require constant training.