a___ is the change of one or more substances into other substances
What will happen in the future if we run low on petroleum?
The second example. The page won't open =(
For my Spanish class I need to memorize a poem in Spanish that uses mostly subjunctive. It should be 1/4 to 1/2 a page long. I have tried searching for famous Spanish poets and looking through their poems to find subjunctive and have come up empty handed. Can anyone help me?