辛苦怎么

用英语表达：

1. How tough/rough is it?

2. How hard is it?

3. How difficult is it?

4. How challenging is it?

5. How demanding is it?

6. How taxing is it?

7. How arduous is it?

8. How trying is it?

9. How laborious is it?

10. How tiring is it?