Final answer:
The student is learning the most common sight words for reading and spelling, including short vowels, vowel-consonant-e words, and inflectional endings.
Step-by-step explanation:
The subject of this question is English. The student is learning the most common sight words for reading and spelling, which include words with short vowels, vowel-consonant-e, and inflections such as -ed, -s, -ing. These words are important for improving reading fluency and recognizing common word patterns.