For people with zero foundation, they still need to sign up for classes. Self-study is too difficult and a waste of time. If someone guides it, it will grow quickly. From February to March, they signed you up, and you were responsible for learning to brush the questions without asking. Just wait until the exam is passed at one time in May. After getting the certificate, they are responsible. You recommend 3~ 10 enterprises and customers to choose by themselves. It was in his house that my daughter-in-law took the fire test last year. I also applied for the Second Construction this year. If you spend all your money, you will naturally have the motivation to learn. And I'm satisfied that I can't get a full refund.