学习汉语，来早安汉语吧。
If you want to learn Chinese, welcome to Mandarin Morning.
大家好，欢迎来到早安汉语。
Hello，everyone,welcome to Mandarin Morning.
今天，我们来学习”以前”“以来”“以内”和“以后”的区别。
Today, let’s learn the difference between “before”, “since”, “within” and “after”.
A: 汤姆，三年以前你开始学习汉语，三年以来你一直很努力地学习，取得了不错的成绩。
Tom, you started to learn Chinese three years ago. You have been working hard and have achieved good results in the past three years.
B: 谢谢老师的肯定和鼓励。
Thank you for your affirmation and encouragement.
A: 希望在未来一年以内你能通过HSK 5 级的考试，有信心吗？
I hope you can pass HSK level 5 in the next year. Are you confident?
B：我尽我所能，老师。
I do my best, teacher.
A: 很好。五级更难了，希望你以后要更加刻苦学习！
Very good. Level 5 is more difficult. I hope you will study harder in the future!
B：好的。
OK.
问题：通过对话，你能明白这四个词的区别了吗？
Question: Can you understand the difference between these four words through dialogue?
今天的中文知识点，您学会了吗？
Have you learned today’s knowledge points?
学习中文，来早安汉语吧！
Learn Chinese Come to Study Mandarin！
Post time: Feb-20-2023