Ответ:
1. Let’s go out. It isn't raining now. Present Continuous. Указатель времени "now"
2. Julia is very good at languages. She speaks four languages very well. Present Simple. Обычный факт.
3. Hurry up! We are waiting for you. Present Continuous.
4. «Are you listening to the radio at the moment? » «No, you can turn it off. ». Present Continuous. Указатель "at the moment".
5. « Do you listen to the radio every day? » «No, just sometimes. ». Present Simple. Указатель "every day".