[問題]天山9-4 & 7

[betterflyaz]

I have a question on 天山9-4 & 7.
The problems I have on hand are different than the ones that people are discussing on board. Why is that?

My 天山9-4 starts with.........In the year following an eight -cent increase.....but the one people are discussing on board is: http://www.formosamba.com/phpBB3/viewtopic.php?t=1579

My My 天山9-7 starts with....The author of the passage implies that the shift away from the views of Westinghouse's contemporaries should be as... but the one I found people are discussing is http://www.formosamba.com/phpBB3/viewtopic.php?t=1582

Can anyone help me with this confusion?

Thanks a lot.