题目内容：

It's necessary to be prepared for a job interview.___will certainly do you good
选项为Awell dressed
Bwell dressing
Cbeing well dressed
Dto be well dressing

优质解答

C
sb be dressed in 后跟服装,颜色类的词语.
being well dressed 在句中做主语.句子意思为“为工作面试做准备是必要的,衣着得体肯定对你有好处”

追问：

sb be dressed in 后跟服装，颜色类的词语。 这和本题有么的关系么？？？？