I have gone
Present perfect tense is has/have + past participle (of the verb)
- Doctors relieve pain for people
- Can save people in life or death situations
- Find solutions to everyday health problems
- Every doctor provides an average of 18 jobs
- Pays a lot of taxes for the state/country
That’s all I could think of for now, good luck
A security guard. He has to be alert and watchful during all his shift at work