at this time of year的year前面为什么没有冠词需要谁能给出详尽的解释

at this time of year与 at this time of the year哪个对? at this/that time of year/day这是什么意思 It is____(wet)at this time of a year. suzhuo is very beautiful at this this time of year为什么of后不加a Look at the sun .It always _____(shine)brighty at this time of year Look at the sun.It always shine ______(bright) at this time of year.空里应填啥. 请问AT WHAT TIME OF THE YEAR WAS THIS WRITTEN?可否写成 WHAT TIME WAS THIS WRITTEN AT OF THE YEAR?有什么别的排列顺序吗? Look at the sun ,it always shines b___at this time of year.怎么填具体正确 It’s always _____（sun） here at this time of year there are a lot of people on the beach at this time （填介词）year The weather is very __(change) at this time of year. Mary ____(visit) come to the city at this time of a year英语填词 初中英语The beaches are terribly ____ (toueist) at this time of year.括号里是 tourist It is so (change)at this time of year英语题最好有原因 用time,but,year,often,this,rains,at,it,of连词成句 What may Zhang Tao like to do at this time of the year? Normally at this time of next year,he will have retired.翻译 夏威夷有很多游客so it‘s t____ at this time of year翻译