They are willing to care for the （） and disabled. A.oldest

They are willing to care for the （） and disabled. A.oldest
B.elder
C.older
D.elderly答案：D难度：1知识点：词汇与结构部分\辅导书\书A\结构A
A.oldest
B.elder
C.older
D.elderly
正确答案：D
解析:词汇与结构部分\辅导书\书A\结构A