I was a fool to have refused the job为什么要加个have 呢

I was a fool to have refused the job为什么要加个have 呢 If I ___ how awful the job was going to be,I wouldn‘t have a When asked who I would like to have do the job.I was at a lo what a fool i was to have expected him to help me 可不可以去掉was Bill was offered a job in a factory,but he refused to take i What a mistake (it is) to have refused his invitation. 1、_ I have no time to the job. I am willing to be a fool just because I have a crush on you I____ to change my job if I have a chance. 单选I _____ to have a part-time job. whenever i have a job to do,i try to do it to the best of my .Bill ___a job in a factory ,but he refused to take it.A,was