What are the subject and predicate on sentence your shoes before entering

This sentence is incomplete. It needs a verb to make a complete thought. Here's how you can break it down:

Possible Sentence 1: You remove your shoes before entering.

* Subject: You

* Predicate: remove your shoes before entering

Possible Sentence 2: Remove your shoes before entering.

* Subject: You (implied)

* Predicate: remove your shoes before entering

Why is the original sentence incomplete?

The original sentence "Your shoes before entering" lacks a verb. It needs an action word to tell us what is happening.