Complete the spaces with is, are, or am. 1. cars expensive. 2. john ………. a student. 3. i ………… the best in the class. 4. my sister …………. a teacher. 5. the train …………. late again. 6. you ……………… in class 3b. 7. that computer ………….. very slow. 8. it ………… cold today. 9. we ……………….. interested in shopping. 10. i ………………. tired. 11. stephanie and luke from canada