___used to be thought that the earth was square.
— How often do you eat out?— ________, but usually once a week.
His father was really a ______ person. Once he made up his mind, nothing could change it.
He asked me ________ with me.
I came here with your mother ________ to see you.
Xiao Hong worked harder last year. _______ , she still didn’t get high grades.