The predicate is 'is dangerous'.
A sentence must have a subject and predicate to be a sentence. The exception is when the subject is inferred. "going to the sale" is not a sentence. It needs a subject. We are going to the sale. is a sentence. Speaking to another person, "Stay here" is a sentence. The subject "you" is inferred.
simple verb - stay complete predicate - stay busy
Poisonous snakes are dangerous so stay away from them.
The object (or complement) of the preposition under is the covers in the sentence "You can stay here under the covers."
Here is the line.Here I am.Why can't we hold the party here?I'm not going out, I'm going to stay here.
Stay here in this place. What place do you want to meet?
The car was permanently broken.He is here to stay permanently.
A predicate noun is a single noun or a noun phrase that renames the subject of a sentence and follows a form of the verb "to be" or another linking verb or another linking verb. Verbs "to be" include is, was, am, are, be, being, been, has been, may be, and were; in addition to verbs "to be" some linking verbs are smell, taste, feel, sound, grow, seem, remain, become, continue, appear, turn, and stay. Example sentences:My mother is a professional bowler.John may be the next class president.The Johnsons were the first on our street to install a pool.She plans to become a dancer.These sheets smell like lavender.
The object of the preposition "under" in the sentence is "covers." The preposition "under" shows the relationship between "covers" and "here."
When its not used in a list for example you will need to stay safe here ,and remember to stay with us
Here is an example sentence with the word 'command':You can use verbal and sign signals to command your dog to sit and stay.
The housekeeper will stay here and clean up the house. The housekeeper came and took the laundry away.