一、请写出下列动词的三种词形变化（顺序依次为：三单形式、现在分词、过去式）
have, want, drink, share, invite, make, talk, make, believe, write, tell, help, give, travel, get, grow, see, wear,
feel, fit, walk, knock, think, read, worry, go, keep, say, draw, swim, try, agree, move, sit, miss, live, play,
watch, teach, come, bring, drive, spend, cost, pay, play, meet, mean, plant, study, stay, hear, start, finish,
listen, keep, sleep, enjoy, arrive, stop, teach, learn, prepare, plan, decide, hope, choose, join, begin, wonder,
buy, sell, smell, change, leave, win, eat, die, weigh, survive, cut, find, kill, run, sing, arrive, hunt, hurt, solve,
know, lose, attack, destroy, build, train, provide, understand, drop, return, shine, greet, prevent, show, wait,
rain, mop, lost, fall, crash, wash, hit, shake, end, hurry, worry, sound, forget, search, discuss, break, send,
catch, put, continue, speak
二、请写出下列形容词的比较级与最高级
sad, slim, smart, good, well, bad, fat, neat, tasty, useful, useless, little, few, healthy, delicious, sadly, wet,
angry, loudly, foggy, frosty, dangerous, famous, expensive, low, high, popular, important, pretty, happy, niece
big, sad, badly, ill, difficult, easy, fine, many, much, thin, large, interesting, funny,
三、请写出下列形容词的副词形式
angry, bad, bright, careful, clear, close, correct, excited, free, happy, heavy, loud, neat, nice, noisy, pleasant,
polite, possible, slow, soft