He broke in（ ）the conversation without waiting for me to stop talking.
on
正确答案及解析
正确答案
解析
break in接on（upon）someone或someone’s conversation或activity“打断”。in表示“进入”，on表示抽象的接触。又如：The loud bell on the clock broke in upon his dreams.洪亮的钟声打断了他的美梦。
He broke in（ ）the conversation without waiting for me to stop talking.
on
break in接on（upon）someone或someone’s conversation或activity“打断”。in表示“进入”，on表示抽象的接触。又如：The loud bell on the clock broke in upon his dreams.洪亮的钟声打断了他的美梦。
