1. What is the main point of this e-mail? A. Difficulties of learning English B. What's the best way of learning English C. What can we do to improve our English D. Problerns of learning a second language alone 2. Which of the followings is incorrect? A. We should use a translator for all the unknown words B. We should take notes when we learn new words. C. We should read a lot. D. We should practice as much as we can. 3. What is the most important thing to communicate with people according to the writer? A. Grammar B. Vocabulary C. Order of the words used D. Advanced English Course​