Find and correct the mistakes in the following sentences

VIII. Find and correct the mistakes in the following sentences.

1. The children played volleyball on the yard yesterday.                                                ……………         

2. My apartment is on the two floor of the Spark building.                                             ……………

3. The new robot in his palace is able does many things.                                                ……………

4. She should reuses this bottle to contain water because it is still new and clean.         ……………

5. Electricity can be reduced if people turned off all the electric appliances in one hour.      ……………