Hoof－and－mouth disease was eliminated in the United States by slaughtering affected herds

These people live from hand to mouth on berries and roots.（英译中)

It was long thought that a now－rare disease of the joints, alkaptonuria, was epidemic in E

This area has been free from Foot—and—Mouth Disease （) two years.A．forB．inC．afterD．befor

Even when it was ______ for her to keep her mouth shut, she was always ready with a retort

The doctor devoted all his life to______ diseases and was awarded the highest prize offere

共用题干Disease Diagnosis Treatment and Prevention