Question

动词的过去式和过去分词的规则变化和不规则变化

Answer 1

(一）动词过去式和过去分词的规则变化：1.一般的直接加ed talk -talked-talked watch-watched -watched 2.辅音字母加y结尾变y 为i加ed worry -worried-worried study -studied -studied 3.末尾只有一个辅音字母双写辅音字母加ed stop-stopped-stopped 4.以e结尾加d like-liked-liked （二）不规则的动词过去式和过去分词也有规律：1.动词原形和过去式、过去分词一样的 cost（花费） shut cut（割） spit hit（打） hurt 伤害）let（让） put（放） read （读） 2. 变后面几个字母 : buy think bring 变成 bought thought brought , catch teach 变成caught taught , tell sell 变成told sold 3. 变中间的字母： become —became-become come -came -come give -gave-given run -ran-run ring -rang-rung sing -sang -sung swim -swam-swum sit -sat-sat get -got-gotten win- won-won 等等。4.变最后的字母：build -built -built send -sent-sent lend-lent -lent spend-spent -spent 其实这些规律你可以边记的时候边归纳，相信你很快就能记住的。

Answer 2

规则变化词尾加ed1. 变字母y study---studied2 .双写字母 stop---stopped3.直接加 learn-----learned stay---stayed4 以e 结尾 like---likedstay---stayed

Answer 3

你去看书吧，字典和课本后面都有