一注基础考试:what do these words mean in business?and give me an example please.

what do these words mean in business?and give me an example please. What do these countries have in common? what's the meaning of these words What do you believe these experiences are? 中文…… What do you like best among these books?什么意思？ With these words What differences do these two sentences have?句子里为什么加do? these are bables.you don't just kill people.What did these babies ever do to anyone I have nothing about what these terrorists are gonna do!" What effects do peaple want to achieve when they abuse these drugs?