【答案解析】The most important question for any English learner is "How good is my English". Knowing the answer not only helps your confidence, it is useful if you want to make more progress because once you know you have reached a certain level, you can then start tackling the next. Exams play another important role in the learning process—they provide proof that whether a learner is proficient in the language. Passing an exam does far more than just boost your linguistic serf-esteem; it is vital if you want to be enrolled in a college or university in an English-speaking country, or ff you want to find a job which requires English language skills.