Find answers to your questions faster and easier with IDNLearn.com. Get thorough and trustworthy answers to your queries from our extensive network of knowledgeable professionals.
The correct answer is 'Ich habe'.
Ich habe das Buch gelesen.
In this sentence, the correct helping verb to fill in the blank is habe, making the sentence 'Ich habe das Buch gelesen' which translates to 'I have read the book' in English.