The movie was so exciting that the audience was glued to their seats.
(Example) I sat down in my seat and waited for the teacher to start talking.
wear a seat belt when you or someone is driving.
Yes it is - It's a short sentence. For example someone could have said "Please stay in your seat until you are told to leave" Stay in your seat - is a more concise way of saying it.
Seat is the direct object. To find a direct object, identify the subject and verb, and ask what? who?You is the subject, and give is the verb. What did you give? A seat.The indirect object is who or what receives the direct object. Who received the seat? The nurse. Nurse is the indirect object.
He settled comfortably into his car before putting on his seat belt.
Capacious means having a lot of room. The back seat of that car is quite capacious.
Yes. Think about it in a sentence. "Is he in the seat?"
It means you are so entertained that you sit still and watch.
The table was left empty due to the absent dinner party.
The chair was able to recline, which was a nice feature. His bad back meant a seat that could recline would be better for him.
Yes
Yes, that is right, the word uneasily is an adverb.An example sentence is: "He shuffled uneasily in his seat as the creepy man smiled at him".