I.Cho dạng đúng của động từ “to be”
A. 1. This (be) _____________ Lan’s mother.
2. Her name (be) _____________ Hang.
3. She (be) _____________ 39 years old.
4. She (be) _____________ a doctor.
 5.I (be not) ____________ a student. I (be) ____________ a nurse. 
6. They (be not) _____________ her father and mother.
7. The doctors (be not) _____________ in the room.
8. Their classroom (be not) _____________ on the fourth floor.
9. Hung’s house (be not) _____________  on Tran Phu street.
10. These (be not) _____________ her father’s books
11. Huong (be not) ____________  in class 7A. Her teacher (be not) _________  Mr. Tien.
12.You (be) _____________ a nurse?
13.They (be) _____________ in the classroom?
14. Your house (be) _____________ in Da Mai?
15. It (be) _____________ 10 o’clock now?
16. These schoolbags (be) _____________ Lan’s and Hoa’s?
17. Huong’s classroom (be) _____________ on the second floor? 

giải giùm mình nha!