If you have trouble to access the website of 快乐汉语 for practicing your listening and speaking at home . Here is the alternative:
Use google search, copy the following Chinese 网路孔子学院, it will lead you to the related website, you click on 快乐汉语, it should be the second on the left and will lead you to the website of 快乐汉语。
Let me know if you have questions and thank you for trying hard to do the homework.