A a (cat) 【short vowel 短母音】

Some more examples（更多例字）：
• CVC (子音-母音-子音): cab, dab, jab, lab, nab, tab, bad, dad, fad, gad, had, lad, mad, pad, sad, tad, bag, gag, hag, jag, lag, nag, rag, sag, tag, wag, cam, dam, ham, jam, ram, yam, Pam, Sam, ban, can, fan, man, pan, ran, tan, van, map, cap, gap, lap, nap, rap, sap, tap, yap, zap, has, gas, bat, cat, fat, hat, mat, pat, rat, sat, vat, act, fax, lax, max, tax, wax

• an, am, as, at, ax, ask, add, blab, slab, crab, drab, grab, glad, clad, and, band, hand, land, bland, gland, brand, grand, sand, stand, strand, apple, chance, dance, glance, France, prance, trance, enhance, flag, shag, snag, brag, crag, drag, zigzag, cash, batch, catch, hatch, latch, match, patch, ranch, blanch, branch, scratch, graph, ash, bash, cash, dash, hash, rash, crash, trash, mash, smash, lash, clash, flash, splash, Spanish, bath, math, path, wrath, knack, back, hack, jack, lack, pack, rack, tack, sack, shack, lack, black, clack, slack, snack, stack, crack, track, quack, bask, cask, mask, task, flask, bank, rank, yank, thank, lank, blank, plank, prank, frank, crank, drank, spank, clam, slam, scam, cram, gram, chasm, spasm, than, scan, span, clan, plan, bran, bang, fang, gang, hang, rang, sang, clang, slang, sprang, chap, clap, flap, slap, snap, scrap, gasp, grasp, clasp, rasp, raspberry, trap, wrap, strap, camp, damp, lamp, ramp, champ, clamp, cramp, stamp, mass, pass, class, glass, brass, grass, chat, that, brat, slat, flat, act, fact, pact, tact, waft, raft, craft, draft, graft, ant, pant, pants, plant, chant, scant, slant, rant, grant, cast, fast, last, mast, past, vast, stab, slab, blab, blast, basket, casket, flax, jazz, Saturday, January

• after, arrow, apple, alley, attic, asset, abstract, atom, album, atlas, acid, avid, arid, active, adjective, adverb, animal, annual, actual, astral, asterisk, annex (noun), absent, accent, accident, agitate, accurate, adequate, aggravate, allocate, advocate, acrobat, altitude, aptitude, attitude, appetite, advertise, analyze, alkaline, agile, algebra, average, absolute, attribute (noun), adversary, allergy, agony, agriculture, Africa, alligator, amateur, atmosphere, abdomen, adamant, aloe, alcohol, amicable, affable, affluent, arrogant, avenue, badge, banish, basil, barrel, baffle, battle, ballot, barren, balance, banner, bladder, blanket, bracket, cabbage, carrot, carry, cavity, canopy, category, calorie, captain, caption, caterpillar, calendar, caliber, clatter, cracker, camel, capital, castle, capsule, casual, casserole, calcium, cannon, cavern, cactus, captive, catholic, cashew, cashmere, clarify, character, channel, chapel, chapter, chatter, charity, challenge, champion, dagger, dazzle, damage, drastic, fabric, factor, family, faculty, fabulous, fasten, fashion, fraction, fragile, fragment, gadget, galaxy, gallery, gallon, gasoline, gather, glamour, grammar, gradual, graduate, gratitude, graph, grapple, gravity, happy, happen, hammer, habit, hazard, jacket, Latin, latter, ladder, lather, lapse, lateral, laboratory, laminate, manual, marry, matter, master, madam, manage, magic, malice, manifest, magnify, narrow, natural, nasty, parody, parallel, panel, panic, pattern, passion, pastor, pasture, packet, package, paradise, plaster, planet, plastic, practice, racket, rabbit, rapid, rattle, rascal, rather, ratify, satire, sacrifice, salad, shadow, sparrow, spasm, staff, stagger, stagnant, static, status, statue, stature, strategy, tatter, talent, tactic, tackle, travel, traffic, vacuum, vaccine, valley, value, valid, vapid, vanish, wagon, answer, anchor, ankle, angle, angry, anguish, anxious, amplify, ample, amber, ambush, ambulance, banter, banquet, brandy, candy, candid, candor, candle, cancel, campus, dangle, fancy, frantic, gamble, hamper, handle, language, lamb, mandatory, mansion, pamper, phantom, random, ramble, sample, scandal, slander, tamper, tangible, vantage, compact, contact, contract, climax, finance, diplomat, impact, intact

• alas, adapt, attach, attack, attract, apparent, advance, academy, evacuate, evaporate, elaborate, exaggerate, exact, exam, examine, elastic, erratic, embarrass, collapse, collaborate, contaminate, catastrophe, canal, ceramic, dynamic, disaster, detach, dispatch, detract, distract, subtract, giraffe, imagine, piano, perhaps, relax, understand, vocabulary, abandon, command, demand, expand, enchant, enhance, gigantic, bacteria, magazine

• have, valve, alphabet, balcony, calculate, salvage, shall, pal

• silent l (l 不發音): behalf, half / halve , calf / calve

• {美式英語：兩個畫底線的a都發音æ；英式英語：第一個畫底線的a發音æ ，第二個畫底線的a發音a}: advantage, avalanche, paragraph, flabbergast