You can not imagine ____amazing effects the changes in your eating habits will have on your healthA which B what C whether Dhow
问题描述：
You can not imagine ____amazing effects the changes in your eating habits will have on your health
A which B what C whether Dhow
答
B。
从句have后面缺少宾语，用what来引导宾语从句，使句子完整。
答
选B.
what amazing effects 【the changes in your eating habits】 will have on your health
括号内是定语.
what amzaing effects .是what引导的宾语从句,做imagine的宾语.