Supply the correct form of tobe ( Cho dạng đúng của động từ tobe)

1. -They (be) your sisters?

    - Yes, they (be)

2. -Where Lan (be)?    She (be) in the house?

    - No, she (be not). She (be) in the garden.

3. This (be not) my school bag. That (be) my schoolbag.

4. -Those (be) her stools?

    - Yes, they (be.)

5. - What they (be)?

    - They (be) nurses.

6. - Who Hoa and Hai (be)?

    - Hoa (be) my sister and Hai (be) Hung’s  brother.

     7. My father (be) a doctor and my mother (be) a nurse.

     8. There (be) five stools in the living room.

     9.  - There (be) four people in your family?

          - Yes, there (be).

     10.- How many lamps there (be) in the classroom?

          - There (be) only one..

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