11. Look at the sky: the clouds (to move) slowly, the sun (to appear) from behind the clouds, it (to get) warmer.

Решение:

В данном предложении используются времена Present Continuous и Present Simple для описания наблюдаемых явлений.

1. Look at the sky: the clouds are moving slowly, the sun is appearing from behind the clouds, it is getting warmer. (Present Continuous: описание текущих, наблюдаемых изменений и процессов).
2. Note: 'is getting' is used here to describe a gradual change happening at the moment.

Ответ: Look at the sky: the clouds are moving slowly, the sun is appearing from behind the clouds, it is getting warmer.