这两个男孩在学校打了一架。
The two boys got into a ___fight at school.
年纪大些的男孩们制止了这场打斗。
The older boys broke up the ___fight.
两个男人在公园外打架。
Two men were ___fighting outside the park.
山姆总是和他的弟弟打架。
Sam's always ___fighting with his little brother.
我的祖父参加过第一次世界大战。
My grandfather ___fought in World War I.