在下列用药方法中,正确的是( )
A:当病情减轻,就停止服药
B:服药时间可随意,饭前或饭后无所谓
C:凭处方取药,严格按医嘱服药
D:为使病情早日好转,可加大服剂量
My pen pal Andrew found it difficult Chinese well.