1. (some/the same) regions lead in manufacturing, (some/the same) lead in agriculture. 2. conditions in southern regions are not (some/the same) as in northern regions. 3. the reasons for energy scarcity are not (some/the same) as the reasons for water scarcity. 4. in (some/the same) countries living standards have risen in the last decade, in (some/the same) countries they are (some/the same) as they were ten years ago, in (some/the same) countries they have become worse. 5. this farm raises (some/the same) breeds of livestock as most farms of the region. 6. (some/the same) livestock breeds are more rapidly growing than others.

1. (Some) regions lead in manufacturing, (some) lead in agriculture.
2. Conditions in southern regions are not (the same) as in northern regions.
3. The reasons for energy scarcity are not (the same) as the reasons for water scarcity.
4. In (some) countries living standards have risen in the last decade, in (some) countries they are (the same) as they were ten years ago, in (some) countries they have become worse.
5. This farm raises (the same) breeds of livestock as most farms of the region.
6. (Some) livestock breeds are more rapidly growing than others. 

1)some, some
2)the same
3)the same
4)some, some, the same, some
5)the same
6)some