1. Ariel calls Prospero, 'master'.

2. Ariel calls Prospero, 'Master'.

(Which expression is correct?)

3. Ariel puts Alonso's ship in one of the island's parts.

4. Alonso, Sebastian, and Gonzalo land in a different part of the island.

5. Caliban must get wood for Prospero's fire.

(Are the three sentences grammatical? Thank you for your help.)

Ariel calls Prospero 'Master'. <~~Notice the changes I made?

3. Ariel puts Alonso's ship in one of the island's ports.

4. Alonso, Sebastian, and Gonzalo land on a different part of the island.

5. Caliban must get wood for Prospero's fire. OK