February has but twenty-eight days clear.是什么意思?这里的but 和clear分别是什么意思?

February has but twenty-eight days clear.是什么意思?这里的but 和clear分别是什么意思? John is twenty year old,but he has only five birthdays.why?because he was born?A.at night B.five yeas ago C.on the last night of a year D.on February 英语常识回答：john is twenty years old,but he has only fivebirthdays.why?because he was born( ).( )填什么啊A at night B five years ago C on the last night of a yearD on February 29 your company payment 10000 dollars has already expired February在这里用 has we'd like to go the park today ,but now we can'tWe _____ _____ _____ to the park today ,but now we can't 同义句转换 who __a birthday in February?A.else has B.otherwho __a birthday in February?A.else has B.other haveC.othervhasD.else have A mothe and a father have there daughers.Each daughter has got twe brothers.How many children are there in the family. All the rest have thirty-one ,but February's all alone.这句话后半句中all 和alone怎么理解?这句话后半句中all 和alone怎么理解?为什么不是February而是February's Are the twe students brothers? 根据短文,完成句子How is it?The old man（老人） is already sixty years old.But he hasonly had fifteen birthdays.How is it?When is his birthday?Keys:His birthday is on FEbruary 29th.It is a leap tear(闰年）every four years.So he has had but she has already gone but he has a big what has arms but cannot What are you doing here?It's for Tom.We agreed____here bur so far he has'tWe agreed____here bur so far he has't turned up yet.A.having met B.meeting C .to meet D.to have met who __a birthday in February A.else has B.other hwho __a birthday in FebruaryA.else has B.other haveC.other has D.else have选哪个,为啥 Do you know February 2nd is Groundhog's Day?Legend has it that on this morning. 英语翻译I arrived in the united states on february 6,1996,but i remember my first day there veryclaerly.````````````` who ———— a birthday in February? A. else has B other has请教一下 为什么是else 不是other呢 为什么呢?谢谢啦