I have a dream that one day we could meet这句话中,关系代词为什么用that而不用which

I have a dream that one day. Everyone has his own dream.I think that having a dream _ that we have an I wish that you have a nice dream 中文翻译是什么? I have a dream that one day Ican I have a dream that is beautiful.这句话对吗? i have a dream that hope to come true I have a dream...a good dream I have a dream作文 I have a dream 原文 dream后是否接同位语从句 I have a dream that I wanna be a superstar!是否正确 I have a dream that one day I can be a great richwarm什么意思 I have a dream对a dream 提问 英语翻译I have a sweet dream that for you,帮我翻译一下, i have a dream that one day 造句 5个以上 i have a dream 英汉互译急 i have a dream英语作文 i have a dream怎么读? 求,I have a dream 中文翻译,