Book excerpt: Grammardog Teacher's Guide contains 16 quizzes for this iconic crime novel. All sentences are from the novel. Sensory imagery is used to create tone and suspense ("I heard a key turn somewhere in a lock . . ." ". . . the cold night wind beat in upon our faces." ". . . the dull moaning of the autumn wind and the rustle of falling leaves." "I heard the creak of a door and the crisp sound of boots upon gravel." "Rank reeds and lush, slimy water plants sent an odour of decay . . ." ". . . a dread cry echoed over the moor.").