小学三单讲解与练习

主语三单他、她、它，动三形式后面压，词尾一般s加；辅音字母+y型，变y为i,es;ch,sh真有趣，s,x,es;三个特殊那里去？has、goes和does;否定句，记住它，动词前面doesnt;疑问句，别着急，句首Does，来帮你;肯定回答用Yes,he、she、it加does;否定回答要用No,he、she、it、doesnt;Does、doesnt来帮你，后面动词定注意，恢复原形要切记。第三人称单数变化规则练习题一、写出下列动词的第三人称单数。drink _ go _ stay _ make _ look_ have_ pass_ carry_ come_ watch_ plant_ fly _ study_ brush_ teach_wash_match_ guess_study_ finish_do_ stop_ see_drive _ let_ carry_keep_ have _stay_ begin_ forget_ die _ run_ prefer_ give_ ring_ dance_hope_ snow_ carry_fly _ cry _ guess _ study _二、用正确的形式填空1.I _ (have) a cat. 2.He _ (have) a dog.3.She _ (have) long hair. 4.We _ (have) a big house.5.They _ (have) a happy family. 6.It _ (have) a short tail.7.You _ (have) a good teacher. 8.Elva _ (have) two big eyes.9.Tom _ (have) a red pen. 10.My mother _ (have) a beautiful nose.11.Cats _ (have) four legs. 12.Dogs _ (have) two ears.13.My father _ (have) a blue car. 14.Everybody _ (have) two hands.15.I _ (have) a model plane. 16.Lily _ (have) a doll.17.Students _ (have) many books. 18.Girls _ (have) many skirts.19.The baby _ (have) no teeth. 20.They _ (have) some fish用do或者dose填空1.I _ have a cat. 2.He _ like dogs.3.She _ have a long hair. 4.We _ have a big house.5.They _ have a happy family. 6.It _ have a short tail.7.You _ like a good teacher. 8.Elva _ like a bad girl.9.Tom _ have a red pen. 10.My mother _ have a beautiful nose.11.Cats _ have two legs. 12.Dogs _ have one ears.13.My father _ have a blue car. 14