六年级下册知识点总结Unit 1 How Tall Are You?重点单词：Taller, shorter, stronger, older, younger, bigger, heavier, longer, thinner, smaller, funnier, meter, squid, lobster, shark, deep, seal, sperm whale, killer whale重点句型：1 -How tall are you?-I’m 1.60 meters tall/ I’m 160 cm.2 -How heavy are you?-I’m 48 kg,3 -How long are your legs?-76 cm.4 -How big are your feet?-I wear size 17.5 -Who is taller than you?-Tom is taller than me.注：形容词比较级的变化规律：Unit 2 What’s The Matter, Mike?重点单词：Have a fever, hurt, have a cold, have a toothache, have a headache, have a sore throat, matter, sore, nose, tired, excited, angry, happy, bored, sad, medicine, a little, laugh at重点句型：1 -What’s the matter with them？-The robot is tired, the stray man has a headache.2 -How do you feel?-Fine. How are you?-I have a headache/fever/cold/toothache/sore throat. 或have the flu.3 -What’s the matter, mike?-I feel sick. I have a fever./My throat is sore, my nose is hurt.4 -How does Lisa feel?-She is tired/sad/happy/excited.5 -How are you, Liu Yun? You look sad.-I failed the math test.6 -How do you/them feel? /How does he/she feel?-They feel happy. /He/She feels happy.Unit 3 Last Weekend重点单词：Watch, wash, clean, play, visit, do, last, weekend, go, to, park, go to swimming, go hiking, go fishing, tongue twister, yesterday, return重点句型：1 -What did you do last weekend/yesterday?-I watched TV/washed the clothes/cleaned the room/played the football/visited grandparents/played football/went to a park/went swimming/read a book/went fishing/went hiking/……2 -Did you do homework yesterday?-Yes, I did./ No, I didn’t.3 -What did you do last weekend?-I V-ed……注：动词过去时的变化形式：1、一般情况下，动词词尾加-ed ，如：work ---worked play---played wanted----wanted act----acted2、以不发音的-e 结尾动词，动词词尾加-d，如：live---lived move----moved taste---tasted hope---hoped3、以辅音字母+ y结尾的动词，把-y变为-i 再加-ed，如：study---studied copy---copied cry---cried carry---carried4、以一个辅音字母结尾的重读闭音节动词，双写词尾辅音字母，再加-ed，如：stop ---stopped5、不规则动词的过去式变化规律性不强，须多加记忆。
go – went make – made get – got buy - bought come - came fly-flew不规则动词的过去式的构成1．把动词原形中的i改为a，变成过去式。
如：begin—began，drink—drank，give—gave，ring—rang，sing—sang，sit—sat，swim—swam2．把重读开音节中的i改为o，变成过去式。
如：drive—drove，ride—rode，write—wrote3．改动词原形中的aw ／ow为ew，变成过去式。
如：draw—drew，grow—grew，know—knew，throw—threw（动词show除外，show—showed）4．动词原形中的e改为o，变成过去式。
如：get—got，forget—forgot5．动词原形中的ee改为e，变成过去式。
如：feed—fed，meet—met6．动词原形中的eep改为ept，变成过去式。
如：keep—kept，sleep—slept，sweep—swept7．动词原形中的eak改为oke，变成过去式。
如：break—broke，speak—spoke8．动词原形中的ell改为old，变成过去式。
如：sell—sold，tell—told9．动词原形中的an改为oo，变成过去式。
如：stand—stood，understand—understood10．以ought和aught结尾，且读音是〔:t〕的过去式。
如：bring—brought，buy— bought，think—thought，catch—caught，teach—taught 11．以-ould结尾且读音为〔ud〕的情态动词过去式。
如：can—could，shall—should，will—would12．把动词原形中的o改为a，变成过去式。
如：come—came，become—became13．在动词原形后加d或t变成过去式，并且发生音变。
如：hear〔hi 〕—heard〔h :d〕，say〔sei〕—said〔sed〕，mean〔mi:n〕—meant〔ment〕14．动词的过去式与动词原形一样。
如：let—let，must—must，put—put，read—read〔red〕15．不符合上述规律的动词过去式。
如：am，is—was，are—were，build—built，do—did，eat—ate，fall—fell，feel—felt，find—found，fly—flew，go—went，have ／has— had，hold—held，leave—left，make—made，may—might，run—ran，see—saw，take—took过去式“-ed”的发音规则（1）动词词尾为“t，d”时，发/ id /音，want →wanted （要）need →needed （需要）（2）动词词尾为清辅音时，发/ t / 音。
help →helped （帮助）laugh →laughed （笑）look →looked （看）kiss →kissed （吻）wash →washed （洗）wat ch →watched （注视）（3）动词词尾为t，d以外之浊辅音或元音时，发/ d /音。
call →called （叫）stay→stayed （停留）cry→cried （哭）Unit 4 My Holiday重点单词：Learn, Chinese, sing, and, dance, eat, good, take, good, take, climb, have, buy, present, row, boat, see, elephant, see, go skiing, go ice-skating, how, get, last, prepare. 重点句型：1 -What did you do on your holiday?-I took pictures/sang and danced/ate good food/climbed a mountain/learned Chinese.2 -Where did you go?-I went to XinJiang-How did you go on your vacation?-I went there by train/plane/bike/bus.-What did you do there?-I bought presents/rowed a boat/saw elephant/went ice-skating……-Did you skiing-Yes, I did./No, I didn’t.Recycle 1 Let’s Take a Trip重点句型：1 -Where are you going on your holiday?-I’m going to visit Kunming.-Who are you going with?-I’m going with my mom,my dad,my brother,my sister, my grandma,grandpa.-What are you going to do there?-I’m going to see folk dances.-How is your family going to get there?-We’re going by plane.-When are you going?-We’re going this week.2 -Where is he/she going?-He/She is going to……-What’s the weather like there?-It’s funny and warm.-Are we going to see different places?-Yes, we are.-Can you help me with the backpack please?-Yes,I can./ No,I can’t.3 -Excuse me. We are visitors to this city. We are lost. How can we get to the holiday? -You can take No.26 bus. Get off at the post office.-Where is the bus stop?-Turn left. It’s in front of the bank.-Thanks for your help.-Good luck.学会写信。