engage take up?

问题描述:

engage take up?
After her illness,the old woman was advised to ______gardening as a hobby.
答案是take up 请问engage为什么不可以,它不是也有忙于..的意思么

engage不及物动词
be engaged in 正做着,正忙着
be engaged on 着手(某事),从事(某事)
be engaged upon 着手(某事),从事(某事)