单项选择题
Even the best medical treatment can not cure all the di...
单项选择题Even the best medical treatment can not cure all the disease that ______ men and women.
The president tried to stay in touch with the ambassado...
单项选择题The president tried to stay in touch with the ambassador ______.
As the city has become increasingly ______ and polluted...
单项选择题As the city has become increasingly ______ and polluted, there has been a growing realization that certain action urgently needed.
