Final answer:
In the sentence 'This book I must have for my report,' the simple subject is 'book.'
Explanation:
The simple subject in the sentence 'This book I must have for my report' is book. The simple subject is the part of the sentence that names, without modifiers, who or what the sentence is about.
Learn more about Identifying the simple subject in a sentence here:
https://brainly.com/question/773947
