你发现英语的哪个方面是最难掌握的?
　　Q: What aspect of learning English do you find tje ,pst difficult?
　　The most difficult aspect of learning English, I guess, is the grammar. There are so many different tenses, inflections, set phrases, and sometimes they have few distinctions. Besides these complicated rules, sentences are also difficult to make. They should conform to English usage as well as to the rules of grammar. I am usually confused