along (Adverb) — With a forward motion. ex. "we drove along admiring the view" ex. "the horse trotted along at a steady pace" ex. "move along"
along (Adverb) — In accompaniment or as a companion. ex. "his little sister came along to the movies" ex. "I brought my camera along" ex. "working along with his father"
along (Adverb) — To a more advanced state. ex. "the work is moving along" ex. "well along in their research" ex. "hurrying their education along" ex. "getting along in years"
along (Adverb) — In addition (usually followed by 'with'). ex. "we sent them food and some clothing went along in the package" ex. "along with the package came a bill" ex. "consider the advantages along with the disadvantages"
along (Adverb) — In line with a length or direction (often followed by 'by' or 'beside'). ex. "pass the word along" ex. "ran along beside me" ex. "cottages along by the river"
along (Preposition) — On, in traversing. ex. "came along the path"