our country is rich _ oil and natural gas选项:A of B to C for D in请问选哪个,为什么,

问题描述:

our country is rich _ oil and natural gas
选项:A of B to C for D in
请问选哪个,为什么,

of

A
be rich of 富有...(不是形容词,是动词的意思)
这句话意思是我国富有油和天然气

D.in