How to use ?? HELP"""

Paulako

I just download Delta's Key PDF + 配套10CD and everything just worked.

BUT.....

How CD goes with BOOK coz I don't get the meaning:

1 listening 63:26
2 listening 51:36
3 listening 56:13
4 listening 63:22
5 speaking 66:53
6 speaking& writing 50:45
7 test1 49:14
8 test2 46:20
9 test3 48:28
10 test4 49:47

Anyone can tell me which book file work with which CD file? 

Please use very simple explaination TO me ^^....... 
Thanks!

山衔落日

前六张，主要是书本各个单项中的练习题需要的听力资料，也就是听力，口语和写作的题目涉及的听力内容。后四张是四套模考题涉及的听力内容。楼主只要顺着书做下去，就知道配合具体什么题目了。