Choose the right verb forms to complete the sentences.

Choose the correct option.

The Sun [doesn't shine|isn't shining|don't shine|not shining] at night.

The Sun [shining|is shining|shine|shines] so brightly, isn't it?

It [rain|rains|is raining|raining] today.

It usually [rain|rains|is raining|raining] in spring.