The term 'AND THEN ___' can be filled in with three different words: SOME, THERE, and NOW. The word SOME is a pronoun that can be used to refer to an unspecified person or thing. It is often used to indicate a small amount or degree of something. The word THERE is an adverb that is used to indicate a place, position, or direction. It can also be used to introduce a clause or sentence. The word NOW is an adverb that is used to indicate the present time or moment. It can also be used to emphasize the importance of something.