问题补充：
The old lady is so weak. Sheby her relatives.
A. is cared for
B. is taken care
C. looks after.
D. takes care
答案：
(答案→)A. is cared for
B. is taken care
C. looks after.
D. takes care
解析：句意：这位老妇人很虚弱。她由她的亲戚们照顾。Care for， look after都有照顾、照看的意思，take care是当心、小心的意思。根据句意，该用被动语态，所以选A。
