Choose the correct answers

They are running in the park today. It is happening now.

People always like to spend time with their pets. It happens regularly.

1. The zoo is always open on weekdays and weekends from 10 a.m. to 7 p.m. [It happens regularly.|It is happening now.]
2. I am celebrating my birthday today. [It happens regularly.|It is happening now.]
3. Students are waiting for holidays. [It happens regularly.|It is happening now.]
4. It's often cloudy and foggy in autumn. [It happens regularly.|It is happening now.]
5. Pandas are living mainly in China now. [It happens regularly.|It is happening now.]
6. Bears sleep all winter, but sometimes they wake up. [It happens regularly.|It is happening now.]