And the words slide into the slots ordained by syntax, and glitter as with atmospheric dust with those impurities which we call meaning.
--Anthony Burgess, Enderby Outside (1968)
To learn how to craft a sentence, read. Read good writing on subjects that interest you. Over several semesters I've surveyed my students about their reading habits. Those who read consistently earn the highest marks. Doesn't matter if they read Car & Driver or The Economist.