是In January 1,1999还是On January 1,1999

是In January 1,1999还是On January 1,1999 是On January还是In January 是on January,2010还是in January,2010? JANUARY 用IN还是ON His birthday is-----------------january,中间是in还是on, Spring Festival is in January是对还是错? On January 2011对吗?是用on 还是in? 英语翻译应该是In 1943 January还是In January ,1943 为什么? January 1st怎么读 是 January the 1st 还是 January 1st老师说读应该读January the 1st，Why？ January.1699前面用in,还是on The first month_____ a year is January.是用 in 还是of?还是两者都可以? 英语翻译如果说要翻译 在一月一日早上是用in the morning of the 1st of January 呢,还是用on the morning of the 1st of January my brother was born （ ） the morning of January 1 用in还是on? 一句话：The best time to visit China is (in January还是January)帮帮忙 2007年1月英语是January 2007 还是有其它表达 月份前用的是什么 介词 in 还是 onI was born on January eleventh.It's so cold in January. 要写Is it very cold in january and february,还是It is very cold in january and february? We have an English speech contest in January.(对划线部分提问）划线部分是in January.