Open books, pens,hands, illustrations，Close-up screen，classroom background

(nsfw:1.5),(3d, render, cgi, doll, painting, fake, cartoon, 3d modeling:1.4), (worst quality, low quality:1.4), monochrome, child, deformed, malformed, deformed face, bad teeth, bad hands, bad fingers, bad eyes, long body, blurry, duplicate, cloned, duplicate body parts, disfigured, extra limbs, fused fingers, extra fingers, twisted, distorted, malformed hands, mutated hands and fingers, conjoined, missing limbs, bad anatomy, bad proportions, logo, watermark, text, copyright, signature, lowres, mutated, mutilated, artifacts, gross, ugly