went to new york city 为什么不加 the 变成 went to the new york city?两者之间有没有区别呢？went to the new york city 有没有语法上面的错误呢？

went to New York I went to new York city they went to new york city对划线部分提问 划线部分：new york city Helen went to New York on vacation.(划线New York提问） 单句改错：I went to New York. What about he? i went to new york city变成一般疑问句 I went to New York last month 改为否定句 They went to New York City改特殊疑问句 I went to New York City.改成一般疑问句 i went to New York City on vacation. lily went to new york city on holiday.对new york city 进行提问[ ] [ ] lily [ ] on holiday? went to new york city 为什么不加 the 变成 went to the new york city?两者之间有没有区别呢？went to the new york city 有没有语法上面的错误呢？ they went to ___( 度假)to new york 中间填什么 Tony went to New York by plane last week.改同义句______Tony ___ ___ ___ ___New York last week. The Smith went to New York by air in spring同义句The Smith went to New York by air in spring改为同义句The Smith______ ______ New York in spring. .They went to New York ten years ago.(保持句意）They ____ _____ in New York_____ ten years.It _____ ______tenyears ______they _____to New York David went to New York by plan yesterday(改为同义句) The boy went to New York last summer.(改为一般疑问句)