There always exist the cultural differences between America and China .这句的语法正确吗?

There always exist the cultural differences between America and China .这句的语法正确吗? This world will always exist some frustration I don't even exist exist Table 'cjcx.2010zfgjcj1' doesn't exist Table 'mars.myuser' doesn't exist Table 'odinms.characters' doesn't exist是什么意思 Table 'ecms.phome_ecms_infotmp_' doesn't exist there exist的用法（是exists还是exist）详细说明there exist的用法,其次到底是exists还是exist there be =there is exist是这样吗 there exist 和 there be用法一样吗? 老外说:There always seems to be a catch isn't there? english doesn't exist in the system Don’t exist english in system 哪句正确 there exist 的用法和there be的用法一样的吗?请具体说明一下there exist 的用法! do you think there exist extraterrestrials or not小文章 are u always there ____ no doubt among the students that water isn't enough for all the people in theworld.A. There has had B.They have C. It exist D.There exists I will always be there with you,whatever you can see or you can't see.