therefore前后的区别I should therefore declare open"Shanghai Inter
therefore前后的区别
I should therefore declare open"Shanghai International Symposium on Urban Construction"!
那个therefore 放这做什么,如果说Therefore I should declare open"Shanghai International Symposium on Urban Construction"!是否是另一个意思了,还是不应该这样写的
请问强调的哪里不同,