这句话有to this day 却为什么没有用完成时?To this day there is no evidence that the disease is spread by mosquitoes.为什么不用there has been?求解释

这句话有to this day 却为什么没有用完成时?To this day there is no evidence that the disease is spread by mosquitoes.为什么不用there has been?求解释 I will remember this day we start to be together!这句话有语法错误吗? This is a hot day.would you like to go to swimming with me?这句话有语病吗? Is it necessary to complete the design before the National Day?是什么意思Is (it ）necessary to complete the design before the National Day?括号里为什么用it不用this,that和he却用it顺便将这句话翻译一下 Happy National Day to who see this page!这句话按照语法,那个to,可不可以去掉? There's going to have a film this evening.这句话哪里有错误?When is the New Year's Day?这句话哪里错了? 英语小小小问题!就是i know the scar will be lasting,but to this day,i have never regretted what i did这句话有语法错误吗? I will remember this day we start together!这句话有语法错误吗? to this day,the cock still gets up early each morning and crows cock-a-doodleto this cock-a-doodle什么意思?这句话怎么翻译? this is their second day to visit China.请问这句话里的序数词前面可不可以加 定冠词the.谢谢! I look forward to the christamas day of this year 这句话是什么意思知道的翻译下,谢谢! This saturday is a sunny day.I love it.But,i donot know where to go 这句话 是设么意思 这句话的leaves什么意思?This leaves her ample time to prepare three meals a day. this July belongs to our colleagues whose birthday in this month.这句话有没有问题? 这几句话有没有语法错误?I am really hard working during the day, Mom's operation will be later on, because this days are too hot.My only best friend in this city asked me to go a trip for Shanghai EXPO during the day, but i am really sad to 定语从句改错The day which she had to leave arrived at last.这句话是把which 改成when 为什么,有什么用法吗 This problem is not to be trifled with 这句话为什么要This problem is not to be trifled with 这句话为什么要用不定式 People go to parties at New Year's day.这句话有什么错误,并改正