" ? No. I wouldn't say it should be that.
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nkspbShouldn't it be: "I need to hurry so I won't miss the train." ?No. I wouldn't say it should be that. It can be that, but there is no requirement.
nkspbwe use the Present Simple for the future when talking about planned/repeatable thingsThat is a rough guideline given to less advanced students. And it's not a matter of "only". English grammar is more flexible than you might think, and the present tense can be used in various ways not directly related to this guideline.