艾玛的派对和我哥哥的婚礼时间冲突了。

Emma's party ___clashes with my brother's wedding.

我无法参加两个会议，因为时间冲突。

I can't attend both meetings because they ___clash.

很不巧，她的期末考试和我们盛大的家庭聚会日撞期了。

Her final exam unfortunately ___clashes with the day of our big family reunion.