Put the correct forms of the verb in brackets

Ex2. Put the correct forms of the verb in brackets
1. (they/do) ___________________ the homework yet?
2. Mai is in her room. She (play) ___________________ the piano
3. The teacher said that we should (not make) ___________________ noise in class
4. Water (cover) ___________________ most of the Earth's surface.
5. The gate (lock) ___________________ at 6.30 pm everyday.
6. The colony of ants (move) _________________ quickly to find food.
7. Either the chair or the table (need) _________________ to be moved to make space.