If you are not___by then.l'll take you to see a doctor.

问题描述:

If you are not___by then.l'll take you to see a doctor.
A.good B.well C.fine D.better
and why?(最重要的是为什么!)

选D,better,更好,在这里的意思应该是病情好转
句子翻译:如果那时你还不好转,我就带你去看医生.