YOU SAID:
should I start doing my work I think I should not
INTO JAPANESE
私は自分の仕事を始めるべきだと思う
BACK INTO ENGLISH
I think i should start my job
INTO JAPANESE
私は仕事を始めるべきだと思います
BACK INTO ENGLISH
I think i should start work
INTO JAPANESE
私は仕事を始めるべきだと思います
BACK INTO ENGLISH
I think i should start work
That didn't even make that much sense in English.