৬৭৯২
I cann't support a dark horse like him. The meaning of the underlined phrase is-----
উত্তর
a person about whose past nothing is known
৬৭৯৩
I have never disrespected my parents (make it interrogative)
উত্তর
Have I ever disrespected my parents?
৬৭৯৯
He believes their success to be certain in that case. (Simple into Complex)
উত্তর
He believes that their success to be certain in that case.