There is a marsh in the dry and broad desert,which may be the oldest place i中为什么要有which,which在这个句子中的作用是什么

There is a marsh in the dry and broad desert,which may be the oldest place i中为什么要有which,which在这个句子中的作用是什么 英语首字母填空：there lived two frogs in a marsh.they were very happy living therethere lived two frogs in a marsh.they were very happy living there.but because the h______ summer was coming,the marsh began to dry up.after a few days,the mars There was a salt -marsh that bounded part of the mill-pond.句子中的that?怎么我觉得bounded 前面好像少了个be动词,但读起来又好像不太通顺.如果句子改成There was a salt-marsh which is bounded part of the mill-pound可以 There Is A God In There is a boy in the picture Is there a school in your n_____? there is a nature park in the There is a children in this picture Is there a garden in your school? Is there a hall in your school there is a railway < >in the city is,in,plane,the,there,sky,a Is there a book in the desk? There is a boat in the river There is a ___ in the river. Is there a forest in the park is there a river in the park? Is there a maths book in your