题目

Over two thirds of the population were believed to have no ________ to the health care in the west rural areas in China. A. aid               B. way C. belief            D. access   答案：Dhave access to sth.意为“自由使用”，为习惯搭配。way是可数名词，前面应用冠词。  9．峡谷岩壁从谷底到顶部出露的含有化石的成层岩层属于（　　）A．沉积岩层B．花岗岩层C．玄武岩层D．变质岩层