找出每组中不同类的一个。 （___）1. A. old B. young C. tall D. teacher （___）2. A. clever B. friend C. helpful D. shy （___）3. A. Monday B. Friday C. weekend D. Sunday （___）4. A. Thursday B. read books C. watch TV D. do homework （___）5. A. sandwich B. tea C. salad D. hamburger （___） 6. A. sweet B. hot C. fish D. fresh
读句子，用am, is , are 填空。 1. I _______ a boy, you _______ a girl, we ________ friends. 2. He ________ a student, she _____ a student, too. They ______students. 3. I _______ helpful at home, my father _______ helpful, too. 4. My brother _____ tall, my sister _____short, but they ______ all(都) thin.
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