have a look at,是个固定搭配,所以原句的基础上应该加个at
I was wondering if I could have a look at what does your mother look like.
意思是：我在想是否有幸目睹令堂尊荣.那I was wondering if I could have a look at what does your motherlike。 可不可以？把最后的look去掉不行，问某人的相貌，这是固定说法。希望帮助到你，学习进步。