Penelitian ini merupakan penelitian descriptif kuantitatif. Tujuan dari penelitian ini adalah untuk mendescripsikan level berpikir kritis pada question items in reading parts buku terbitan Pakar Raya kelas dua belas berdasarkan pada versi revisi dari bloom opinion pada ranah kognitif. Metode penelitian digunakan dalam penelitian ini adalah metode descriptif kuantitatif. Object pada penelitian ini adalah question items in reading parts pada buku terbitan pakar raya kelas dua belas. Teknik pengumpulan data yang digunakan dalam penelitian ini adalah documentary study. Data yang telah terkumpul, lalu dianalisis dengan menggunakan versi revisi dari bloom opinion pada ranah kognitif. Hasil dari penelitian ditemukan bahwa komposisi dimensi kognitif pada soal-soal pada bagian membaca buku kelas dua belas terbitan pakar raya bervariasi mulai dari ingatan, Pemahaman, Penerapan, Analysis, Evaluasi, dan Mencipta dengan persentase berurut sebesar 39,3%, 60,7%, 0 %, 0% 0%, 0%. Berdasarkan penelitian ini disimpulkan bahwa question items in reading parts pada buku terbitan pakar raya kelas dua belas masuk pada kategori low order thinking skill.

This research was descriptive quantitative research. Objective of this research was to describe level of critical thinking of the question items in reading parts of the English textbook for twelfth senior high school published by Pakar Raya on a revised version of bloom taxonomy in cognitive domain. The research design of the research was descriptive quantitative. The research object of the research was question items in reading parts of the English textbook for twelfth senior high school published by Pakar Raya. Technique of collecting data of the research was documentary study. After collecting the data, the researcher analyzed it by using a revise version of bloom taxonomy in cognitive domain. The results of the research shown there were variety of composition of the cognitive domain of the question items of reading part in English textbook twelfth grade published by Pakar Raya based on a revised version of bloom taxonomy in cognitive domain. They were Remembering, Understanding, Applying, Analyzing Evaluating, and Creating with sequential percentage of 39,3%, 60,7%, 0%, 0%, 0%, 0%. Based on result of the research, the researcher concluded that question items of reading parts in English textbook twelfth grade published by Pakar Raya belong to low order thinking skill (LOTS) category.