She_______ thirty minutes_______ the piano every day.

MrLi is absent todayWhat do you consider ________ to him?

through Mary, _____ was working at a high school, ____ yougot to know Tom

These days I feel exhausted and lack strength.—That’s _____too much drinking and poor diet lead.

al reason why prices ____ , and still are, too high is complex, and no short discussion can satisfactorily explain this problem.