All children who have been fully immunized (免疫)are protected against some common and life-threatening diseases, such as whooping cough, polio,and diphtheria. Therefore, Steven, who has been immunized, is most unlikely to fall sick with these diseases.


All children who have been fully immunized (免疫)are protected against some common and life-threatening diseases, such as whooping cough, polio,and diphtheria. Therefore, Steven, who has been immunized, is most unlikely to fall sick with these diseases.

A、正确

B、错误

正确答案: 正确


Tag:免疫 时间:2023-10-31 10:13:42