Although sports （） the household, Joe drew the line when they interfered with family traditions and routine.

单项选择题In order to strengthen his argument, he（）respectable social scientists who agrees with him.

A. recites
B. confirms
C. quotes
D. convinces

单项选择题The birthday party （） and all the guests hurried home at once.

A. broke in
B. broke up
C. broke out
D. broke down