1) Present Simple: We play beach volley and swim in the sea.
Present Continious: We are playing beach volley and swimming in the sea.
Past Simple: We played beach volley and swam in the sea.

2) Present Simple: This weekend, we go to the country to visit my grandparent.
Present Continious: This weekend, we are going to the country to visit my grandparent.
Past Simple: Last weekend, we went to the country to visit my grandparent.

3) Present Simple: The sun shines.
Present Continious: The sun is shining.
Past Simple: The sun shone.

4) Present Simple: We usually travel by train but today my father drives us there.
Present Continious: We usually travel by train but today my father is driving us there.
Past Simple: We usually traveled by train but yesterday my father drove us there.

5) Present Simple: We are all so happy.
Present Continious: We are all being so happy.
Past Simple: We were all so happy.