These CVC Practice Sheets for short vowel is great for pre school, Kindergarten and 1st Grade. Students will read & fill in the missing letter of the cvc. CVC Included Short a: ab, ad, ag, am, an, ap, at. Short e: ed, eg, en, et. Short i: ib, id, ig, im, in, ip, it. Short d: ob, od, og, op, ot. Short u: ub, ud, ug, um, un, up, ut.