dose

独自搬到一个新城市让他尝到了一些严酷的现实。

Moving to a new city alone gave him ___a ___dose ___of harsh reality.

医生为这次感染开了高剂量的抗生素。

The doctor prescribed a high ___dose of antibiotics for the infection.

我的祖母每天服用一剂心脏药物以保持健康。

My grandmother takes a daily ___dose of heart medication to stay healthy.