Chia động từ:

Chia động từ:
1. How old....you (be)
2. How old....she (be)
3. Who...they? (Be)
4. This.....a book and these....pens (be)
5.......you in class 4A (be)
6. There......many flowers in my garden (be)
7. There....many flowers in my garden (not be)
8. .....there any flowers in my garden (be)
9. I.....a student in my class 5C (not be)
10.What time.....is it ? (be)