I have been being a worker还是I have been a worker

she must have been a temporary worker 是什么时态? i have two brothers,----of them is a worker. I have been a person . I have been a studen have been还是have been being? have been I have been a doctor before.I had been a doctor be 看下面 I am a worker 对a worker提问 I have been offered a large_________of money. I have always been a maverick是什么意思 i have been here ( )a year. i have never been a boarder before? i have been a perfect ass