Unit 1: 学校生活Vocabulary（词汇）classroom教室blackboard黑板desk书桌chair椅子teacher老师studen...

Unit 1: 学校生活Vocabulary（词汇）classroom教室blackboard黑板desk书桌chair椅子teacher老师student学生Sentences（句型）Good morningteacherThis is my classroomWe have a new blackboardUnit 2: 颜色Vocabularyred红色blue蓝色yellow黄色green绿色purple紫色orange橙色SentencesWhat color is it?It's redI like blueUnit 3: 数字与数量Vocabularyone一two二three三four四five五six六SentencesHow many apples do you have?I have three applesCan you count to six?Unit 4: 家庭成员Vocabularyfather父亲mother母亲brother兄弟sister姐妹grandpa爷爷grandma奶奶SentencesThis is my familyI have a big familyMy father is a doctorUnit 5: 动物世界Vocabularycat猫dog狗rabbit兔子pig猪elephant大象lion狮子SentencesWhat animal do you like?I like dogsThe elephant is bigUnit 6: 食物与饮料Vocabularyapple苹果banana香蕉cake蛋糕milk牛奶water水juice果汁SentencesDo you like apples?YesI doCan I have some waterplease?以上是小学三年级英语单元的基本知识和常见句型，希望对学生的英语学习有所帮助。在学习过程中，注意不断练习发音和语调，增加对英语单词和句子的理解和运用。