Liu Tao is flying a kite on the playground yesterday.为什么是ing形式呢

Liu Tao is flying a kite on the playground yesterday.为什么是ing形式呢 Liu Tao is swimming对Liu Tao 提问 选择词组填空flying kites sing a song spring festival drink some juice an interesting football gamewatering flowers cooking food go shopping1,last week,there was【 】at liu tao‘s school2,【 】is my favourite holiday3,they are【 】in the Hello,is that Liu Tao?Yes,＿. Is Liu Tao swimming in the river? come ____ ,Liu Tao.it is dangerous Whose dog is bigger,（）?A.Liu Tao's or Gao Shan's B.Liu Tao or Gao Shan C.Gao Shan or Liu Tao's选哪个呢? She is the friend of Liu Tao.还是 She is the friend of Liu Tao's.? 首字母填空：A:Liu Tao ,what's wrong with you?B:My m_____ is ill. Liu tao is reading a Chinese girl in the storybook.哪里错了? Liu Tao cannot read the new words.Why not ask Miss Li?She is a teacher. Liu Tao is playing football in the playground.Liu Tao in the hello,may I _to Liu Tao?__is Liu Tao speaking .Who is __?This is Mr Wang ,why aare you absenthello,may I _to Liu Tao?__is Liu Tao speaking .Who is __?This is Mr Wang ,why aare you absent today?I am __（有病的）I have got a__ __（重感冒）I a liu tao is my best friend ----------is---------------best friend? ben is 134 cm .liu tao is 125 cm.ben ____ ____ tall ____ liu tao.ben is ____ ____ ____ liu tao. Is Liu Tao swimming in the river?这题哪错了?is下面是A,以此类推.A B C Liu Tao is having a birthday party at home.对画线部分提问{画线部分是is having birthday party} 英语：Liu Tao is _____ younger than is twin brother Liu Ming.A.15 minutes B.15 days C.15 months