英语什么时候用三单形式，并且什么词变3单和3单变化规则？ 英语什么时候用三单
\u4e09\u5355\u5f62\u5f0f\u53d8\u5316\u89c4\u5219\u662f\u4ec0\u4e48\uff1f1\u3001\u5927\u591a\u6570\u52a8\u8bcd\u5728\u8bcd\u5c3e\u52a0\u201cs\u201d\u3002\u5982\uff1astop-stop\uff0csmake-makes\uff0cread-reads\uff0cplay-plays\u3002
2\u3001\u4ee5\u8f85\u97f3\u5b57\u6bcd\u52a0\u201cy\u201d\u7ed3\u5c3e\u7684\uff0c\u8981\u5148\u5c06\u201cy\u201d\u53d8\u4e3a\u201ci\u201d\uff0c\u7136\u540e\u518d\u52a0\u201ces\u201d\u3002\u5982\uff1afly-flies\uff0ccarry-carries\uff0cstudy-studies\uff0cworry-worries\u3002
3\u3001\u4ee5\u201cs\uff0cx\uff0cch\uff0csh\u201d\u7ed3\u5c3e\u7684\uff0c\u5728\u8bcd\u5c3e\u52a0\u201ces\u201d\u3002\u5982\uff1ateach-teaches\uff0cwatch-watches\u3002
4\u3001\u4ee5\u201co\u201d\u7ed3\u5c3e\u7684\u52a8\u8bcd\uff0c\u52a0\u201ces\u201d\u3002\u5982\uff1ago-goes\uff0cdo-does\u3002
\u6269\u5c55\u8d44\u6599
\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u7684\u7528\u6cd5\uff1a
\u4e00\u3001\u4eba\u79f0\u4ee3\u8bcdhe\uff0cshe\uff0cit\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u4e8c\u3001\u5355\u4e2a\u4eba\u540d\u3001\u5730\u540d\u6216\u79f0\u547c\u4f5c\u4e3b\u8bed\uff0c\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u4e09\u3001\u5355\u6570\u53ef\u6570\u540d\u8bcd\u6216\u201cthis/that/the+\u5355\u6570\u53ef\u6570\u540d\u8bcd\u201d\u4f5c\u4e3b\u8bed\u65f6\uff0c\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u56db\u3001\u4e0d\u5b9a\u4ee3\u8bcdsomeone\uff0csomebody\uff0cnobody\uff0ceverything\uff0csomething\u7b49\u53ca\u6307\u793a\u4ee3\u8bcdthis\uff0cthat\u4f5c\u4e3b\u8bed\u65f6\uff0c\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u4e94\u3001\u4e0d\u53ef\u6570\u540d\u8bcd\u4f5c\u4e3b\u8bed\u65f6\u4e3a\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u516d\u3001\u5f53\u6570\u5b57\u6216\u5b57\u6bcd\u4f5c\u4e3b\u8bed\u65f6\uff0c\u770b\u4f5c\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002
\u201c\u4e09\u5355\u201d\u5373\uff0c\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\uff0c\u662f\u6307he she it
\u5f53\u53e5\u5b50\u7684\u4e3b\u8bed\u662f\u8fd9\u4e09\u4e2a\u5355\u8bcd\u4e2d\u7684\u4efb\u4f55\u4e00\u4e2a\uff0c\u6216\u662f\u5355\u72ec\u7684\u7b2c\u4e09\u4eba\u79f0\uff0c\u5982\u4eba\u540dMike \u7b49\uff0c\u5176\u76f8\u5bf9\u5e94\u7684\u4f4d\u4e8e\u52a8\u8bcd\u540e\u9762\u8981\u6709\u76f8\u5e94\u7684\u53d8\u5316\uff0c\u5982\u52a0s \u6216es \u7b49\u3002
\u6ce8\u610f\uff0c\u6709\u4e9b\u52a8\u8bcd\uff0c\u5f53\u5176\u5728\u53e5\u5b50\u4e2d\u5bf9\u5e94\u7684\u4e3b\u8bed\u662f\u201c\u5355\u4e09\u201d\u4e5f\u4e0d\u9700\u8981\u6709\u53d8\u5316\uff0c \u5982put\u8fd9\u4e2a\u52a8\u8bcd\u3002
\u5f52\u7eb3\u4e00\u4e0b\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u7684\u7528\u6cd5\uff1a
\u4e00\u3001\u4eba\u79f0\u4ee3\u8bcdhe, she, it\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
He likes watching TV. \u4ed6\u559c\u6b22\u770b\u7535\u89c6\u3002
She has lunch at twelve. \u5979\u5341\u4e8c\u70b9\u5403\u5348\u9910\u3002
It looks like a cat. \u5b83\u770b\u8d77\u6765\u50cf\u53ea\u732b\u3002
\u4e8c\u3001\u5355\u4e2a\u4eba\u540d\u3001\u5730\u540d\u6216\u79f0\u547c\u4f5c\u4e3b\u8bed\uff1b\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
\u2460Han Mei looks like her mother. \u97e9\u6885\u770b\u8d77\u6765\u50cf\u5979\u7684\u6bcd\u4eb2\u3002
\u2461Beijing is in China. \u5317\u4eac\u5728\u4e2d\u56fd\u3002
\u2462Uncle Wang often makes cakes. \u738b\u53d4\u53d4\u7ecf\u5e38\u505a\u86cb\u7cd5\u3002
\u4e09\u3001\u5355\u6570\u53ef\u6570\u540d\u8bcd\u6216"this/that/the+\u5355\u6570\u53ef\u6570\u540d\u8bcd"\u4f5c\u4e3b\u8bed\u65f6\uff0c\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
\u2460A horse is a useful animal. \u9a6c\u662f\u6709\u7528\u7684\u52a8\u7269\u3002
\u2461This book is yours. \u8fd9\u672c\u4e66\u662f\u4f60\u7684\u3002
\u2462That car is red. \u90a3\u8f86\u5c0f\u6c7d\u8f66\u662f\u7ea2\u8272\u7684\u3002
\u2463The cat is Lucy's. \u8fd9\u53ea\u732b\u662f\u9732\u831c\u7684\u3002
\u56db\u3001\u4e0d\u5b9a\u4ee3\u8bcdsomeone, somebody, nobody, everything, something\u7b49\u53ca\u6307\u793a\u4ee3\u8bcdthis, that\u4f5c\u4e3b\u8bed\u65f6\uff0c\u662f\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
\u2460Everyone is here. \u5927\u5bb6\u5230\u9f50\u4e86\u3002
\u2461There is something wrong with the watch. \u8fd9\u5757\u624b\u8868\u6709\u6bdb\u75c5\u3002
\u2462This is a pen. \u8fd9\u662f\u4e00\u652f\u94a2\u7b14\u3002
\u2463That is an eraser. \u90a3\u662f\u4e00\u5757\u6a61\u76ae\u64e6\u3002
\u4e94\u3001\u4e0d\u53ef\u6570\u540d\u8bcd\u4f5c\u4e3b\u8bed\u65f6\u4e3a\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
\u2460The milk is in the glass. \u725b\u5976\u5728\u73bb\u7483\u676f\u91cc\u3002
\u2461The bread is very small. \u90a3\u9762\u5305\u5f88\u5c0f\u3002
\u516d\u3001\u5f53\u6570\u5b57\u6216\u5b57\u6bcd\u4f5c\u4e3b\u8bed\u65f6\uff0c\u770b\u4f5c\u7b2c\u4e09\u4eba\u79f0\u5355\u6570\u3002\u5982\uff1a
\u2461"I" is a letter. "I"\u662f\u4e2a\u5b57\u6bcd\u3002
例：He likes English.
He doesn't like English.
Does he like English?
第三人称包括he, she, it, they以及可以用he, she, it, they代替的词，比如Tom, my mother, the book, Tom and Linda。
谓语动词变三单的三种情况：
一般加s变三单，如likes, walks。当谓语动词以o, ch, sh, x结尾时加es变三单，如goes, watches, washes, fixes。当谓语动词以y结尾时，去y变i再加es，如study-studies。
绛旓細浜屻佸崟涓汉鍚嶃佸湴鍚嶆垨绉板懠浣滀富璇紱鏄涓変汉绉板崟鏁銆傚锛1銆丠an Mei looks like her mother. 闊╂鐪嬭捣鏉ュ儚濂圭殑姣嶄翰銆2銆丅eijing is onChina. 鍖椾含鍦ㄤ腑鍥姐備笁銆佸崟鏁板彲鏁板悕璇嶆垨"this/that/the+鍗曟暟鍙暟鍚嶈瘝"浣滀富璇椂锛屾槸绗笁浜虹О鍗曟暟銆傚锛1銆丄 horse is a useful animal. 椹槸鏈夌敤鐨勫姩鐗┿2銆...
绛旓細閫氬父鎯呭喌涓嬶紝鑻辫涓殑鍔ㄨ瘝鍦ㄤ富璇负绗笁浜虹О鍗曟暟鏃堕渶瑕佸姞涓婄涓変汉绉板崟鏁板舰寮忕殑鍚庣紑 -s锛屼緥濡傗渉e eats apples鈥濅腑鐨勨渆ats鈥濄備絾鏄紝鍦ㄤ互涓嬪嚑绉嶆儏鍐典笅锛屾垜浠彲鑳戒細閫夋嫨涓嶇敤绗涓変汉绉板崟鏁板舰寮忥紝鑰岀敤鍘熷舰鎴栧叾瀹冨舰寮忕殑鍔ㄨ瘝锛1. 鏃舵侀渶瑕侊細鍦ㄦ煇浜涜鎬佹垨鏃舵佷腑锛屽姩璇嶅繀椤讳娇鐢ㄥ師褰紝渚嬪琚姩璇併佽繘琛屾椂鎬佺瓑銆...
绛旓細鍗3鏄崟鏁扮涓変汉绉扮殑绠绉般備汉绉板垎涓虹涓浜虹О锛堟垜銆佹垜浠級銆佺浜屼汉绉帮紙浣犮佷綘浠級鍜岀涓変汉绉帮紙瀹冦佷粬浠級銆傝娉ㄦ剰鐨勬槸锛屽儚涔︾睄銆佽嚜琛岃溅銆佺鐞冪瓑鍙互鐢╥t鎴栬卼hem鎸囦唬鐨勭墿浣擄紝閮藉睘浜庣涓変汉绉般傚湪涓鑸幇鍦鏃朵娇鐢ㄥ崟3 渚嬶細He reads books every day ...
绛旓細1.濡傛灉鎵璺熷悕璇嶆槸鍙暟鍚嶈瘝澶嶆暟鍒欒皳璇姩璇嶇敤澶嶆暟锛屼緥濡傦細Seventy percent of the apples are bad.杩欎簺鑻规灉鐨勭櫨鍒嗕箣涓冨崄鏄潖鐨 Fifty percent of students are here.涓昏鏄痵tudents鍙暟 鎵浠ユ槸are 2.濡傛灉鎵璺熷悕璇嶆槸鍙暟鍚嶈瘝鍗曟暟鎴栦笉鍙暟鍚嶈瘝鍒欒皳璇姩璇鐢ㄤ笁鍗曞舰寮銆備緥濡傦細Seventy percent of the apple is ...
绛旓細鍓嶉潰鐨勪富璇槸涓変汉绉板崟鏁扮殑鏃跺欙紝鍔ㄨ瘝灏辫鐢ㄤ笁浜虹О鍗曟暟銆傚鏋滃墠闈㈢殑涓昏鏄涓浜虹О鎴栬呯浜屼汉绉帮紝鎴栬呮槸澶嶆暟褰㈠紡鐨勮瘽锛屽氨鐢ㄥ姩璇嶅師褰備緥濡傦細he works hard.I/You/they work hard.
绛旓細鑻辫涓紝鍙湁涓鑸幇鍦ㄦ椂锛屾墠鐢ㄧ涓変汉绉板崟鏁銆傝繖涓彞瀛愭槸涓鑸繃鍘鏃讹紝鐢鍔ㄨ瘝鐨勮繃鍘诲紡銆
绛旓細璋撹鍔ㄨ瘝瑕佺敤绗涓変汉绉板崟鏁板舰寮锛+s/es锛夈傚湪涓鑸幇鍦ㄦ椂涓紝涓昏鏄皳璇殑澶ц剳锛屽紩瀵肩潃璋撹鍙戝嚭涓嶅悓鐨勫姩浣溿傚綋涓昏鏄滃洟浣撲綔鎴樷濇椂锛屸滄甯稿彂鎸モ濓紙淇濇寔璋撹鍘熷瀷锛夊氨鑳藉ぇ鑾峰叏鑳滐紱鑰屽綋涓昏鏄滃鍐涗綔鎴樷濇椂锛屸滃熷姪澶栧姏锛坰/es锛夛紝瓒呭父鍙戞尌鈥濇柟鑳藉彇鑳溿傜敤娉 涓銆佷笁涓猅a锛歨e,she,it鏄涓変汉绉板崟鏁般傚...
绛旓細鐢ㄤ笁鍗鐨勬儏鍐典竴鑸槸鍦ㄨ娉曚笂涓昏涓虹涓変汉绉板崟鏁版椂銆傝缁嗚В閲婂涓嬶細涓銆佸畾涔夌悊瑙 涓夊崟锛屽嵆绗笁浜虹О鍗曟暟锛屾槸璇硶涓殑涓涓蹇点傚湪鍙ュ瓙涓紝褰撲富璇负浜轰笖鏄涓変汉绉版椂锛岃皳璇姩璇嶈鐢ㄥ崟鏁褰㈠紡锛杩欏氨鏄垜浠墍璇寸殑涓夊崟銆備緥濡傦紝鍦鑻辫涓紝褰撲富璇槸he, she, it鎴栧崟鏁板悕璇嶆椂锛屽姩璇嶈浣跨敤绗涓変汉绉板崟鏁板舰寮銆...
绛旓細涓夊崟褰㈠紡鏄鑻辫涓涓変汉绉板崟鏁板舰寮忥紝闈炰笁鍗曟槸绗笁浜虹О澶嶆暟褰㈠紡銆傜涓変汉绉板崟鏁版湁锛氾紙1锛変汉绉颁唬璇嶏紙he锛宻he锛宨t锛夛紱锛2锛夊崟涓汉鍚嶃佸湴鍚嶆垨绉板懠鍋氫富璇紱锛3锛夊崟鏁板彲鏁板悕璇嶏紙鎴杢his/that/the+鍗曟暟鍙暟鍚嶈瘝锛夊仛涓昏锛涳紙4锛変笉瀹氫唬璇嶏紙someone锛宻omebody锛宯obody锛宔verything锛宻omething锛夊仛涓昏锛涳紙5锛変笉鍙暟...
绛旓細褰撲富璇槸绗涓変汉绉板崟鏁帮紝鏃舵佷负涓鑸幇鍦鏃舵椂锛鍔ㄨ瘝鐨褰㈠紡瑕佺敤绗笁浜虹О鍗曟暟鐜板湪寮忥紝绠绉扳涓夊崟鐜扳濄傚锛欻e works hard.绗笁浜虹О鍗曟暟鐜板湪寮忎竴鑸湪鍔ㄨ瘝鍘熷舰鍚庨潰鍔-s锛屽畠鐨勬嫾鍐欏簲鏍规嵁鍔ㄨ瘝缁撳熬鐨勫瓧姣嶄綔鐩稿簲鐨勫彉鍖栥備竴銆佷互鍙戝挐鎿﹂煶鐨勫瓧姣-s銆-z銆-x銆-sh銆-ch鍜屽厓闊冲瓧姣峯缁撳熬鐨勫姩璇嶏紝鍚庨潰鍔-es锛屽锛...
