what do the following words have in common?please in english

what do the following words have in common?please in english what do the four cards have in common?什么意思? what do all have in common翻译 what do every couple have in common? What do happy people have in common? please translate the following sentances in English What is a common fraction?please explain in english In the following English words to find a mistake. Generally speaking,what do successful people have in common? What do you have in common? 是问的啥? 脑筋急转弯:what do every couple have in common? 1.What is the common world in English?