Location of Certain Location words
I want to have practice outside -  我想在外面進行練習


In this sentence, "have" is a verb "practice" is a noun.
"have practice" means "to engage in practice" which is "進行練習" in Chinese 


  I want practice to be outside - 我想練習在外面進行


In this sentence "practice" is a noun object, "to be outside" implies " to be held outside",  which is "在外面進行" in Chinese


  I want to practice outside - 我想在外面練習


In this sentence "practice" is a verb, and "outside" is a  preposition &amp; adverb, which is "在外面" in Chinese