把there is a nature park in the city,there's a river in the park,改成一般疑问句

问题描述:

把there is a nature park in the city,there's a river in the park,改成一般疑问句
还有there are two farms here,there are four desks near the window.

Is therea nature park in the city ?Is there a river in the park?Are there two farms here?Are there four desks near the window?方法:凡是句中有动词BE(AM ,IS ,ARE ,WAS ,WERE) ,变一般疑问句时都是...