2个初二英语选择````````求理由```在线等急啊

问题描述:

2个初二英语选择````````求理由```在线等急啊
The doctor said that he had to stay at home and rest ____ a few days
A to
B for
C at
D in
_____he is ,_____ he feels.
A the busier;the happy
B the busy;the happy
C the busier;the happier
D the busier;the happiest

B.表示一段时间.
意思是医生说你需要在家休息几天.
C.more.. more..的用法
意思是他越忙越开心.