用be的适当形式填空。
1. —What _______ it in English?
—It _______ a book.
2. —Who _______ that man?
—He’s Tom’s father.
3. Ann’s Chinese name _______ Lili.
4.—What color _______ her pen?
—It’s yellow.
5. I _______ an American. And she _______ a Chinese.
6. —What _______the Chinese for desk?
—Sorry, I don’t know.
7. I _______ in Class One and my sister _______ in Class Ten.
8. Jason and Brad _______ brothers.
9. Annie Davis _______ a teacher.
10. This _______ Mike Cohen.
11. I _______ a student.
12. _______ you classmates?
