Unit 1 School and Friendsbe 动词的用法 am is arebe 动词的种类be 动词包括“ am” ,“ is” ,“ are” 三种形式。第一人称单数 (I) 配合 am 来用。句型解析析: I am+…I am smart .I am ten years old. I am a student. I am a boy.be 动词的种类第二人称 (You) 配合 are 使用。句型解析: You are+…You are my good friend. You are a good person.You are beautiful.be 动词的种类第三人称单数 (He or She or It) 配合 is 使用。句型解析: She(He, It) is +……She is a good girl.She is so cute.She is a teacher.be 动词的种类人称复数 (we /you/they) 配合 are 使用。句型解析: We (You, They) are +……We are in Class 5,Grade 7.They are my friends.You are good students.综合解析当使用 be 动词的时候,前面请先加上第几人称。 be 动词前面的人称,是不可随意替换的。例如:I am, You are, She is ,并不会出现I is, You am, She are 这样的情形。• 连系动词 be 是 am , is , are 三者的原形,一般不直接出现在句子中,而是以 am , is ,are 的形式出现。因此建议用歌谣熟记 be的用法:• 我( I )用 am ,你( you )用 are , is 用在他、( he )她( she )、它( it ); 单数 is 复数 are ,学好英语就靠它。Be 的用法一、用 be 动词的适当形式填空1. Amy ____ her sister.2. His name _____ Kate.3. --What ____ your phone number? --It _____284-2942.4. -- ______ you Cara? -- No, I _____ Gina.5. Her brother’s name _____ John.6. His family name _____ Li.isisisAreamisisis7. This __________ my teacher.8. How __________ you?9. __________ she your mother?10. __________ your mother fine?11. — How __________ he? — He __________ fine. 12. — __________ you Jane? — No, I __________ not. 13. My name __________ Jim. isareIs Is isisAre amis14. — __________ she Jane? — No, she __________.15. — __________ he Michael? — Yes, he __________.16. — __________ they Li Ming and Zhou Jun? — Ye...