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三、用am, is, are 填空 1) I _____ a student. 2) You ____ a doctor. 3) ____she from Jinan? 4) _____you American? 5) It_____ a car. 6) They ____ cars 7) ____ your mother in China? 8) _____your friends in New York? 9) What ____her name? 10) These _____ buses. 11) Those _____oranges. 12) Where _____ her mother? 13) How old _____your teacher? 14) What class _____ you in? 15. I ______ a boy. ______ you a boy? No, I _____ not. 16. The girl______ Jack’s sister. 17. The dog _______ tall and fat. 18. The man with big eyes _______ a teacher. 19. ______ your brother in the classroom? 20. Where _____ your mother? She ______ at home. 21. How _______ your father? 22. Mike and Liu Tao ______ at school. 23. Whose dress ______ this? 24. Whose socks ______ they? 25. That ______ my red