Do you think everyone enjoys their vacation?其中的enjoy为什么要加s?

What do you think do you think should do you think so? Do you think Do you think I do you think acupuncture Do you think small why do you think you DO YOU THINK WHAT YOU THINK YOU THINK怎么样 what do you think you do? 是“what do you think”还是“how do you think”? what do yu think you arewhat do yu think you How do you think?如题!How do you think? 区别 who do you think and do you think who What do you think of what do you think about what do you think of 'Why do you think so?'