This document provides notes on parts of speech in English and Arabic, the Arabic alphabet, Arabic vowel signs, indefinite and definite nouns in Arabic, the demonstrative pronouns "this" and "that" in Arabic. It covers topics like the three main parts of speech in Arabic being nouns, verbs and particles. It explains the 28 consonants in the Arabic alphabet and the three short vowels - dammah, fathah and kasrah. It also discusses how indefinite nouns are indicated by tanwin and definite nouns by alif lam. Finally, it provides details on the demonstrative pronouns "this" and "that" in Arabic and notes they are definite and masculine.