Spelling 1: he's, his, you're, your, their, they're, their, ...
Spelling 2: too, to, two, here, hear, hair, her, ...
Word order 1: subject, verb, object
Word order 2: yes and no questions
Word order 3: WH-questions and questions with prepositions
Topic 1: introduce yourself and introductions
Topic 2: at the restaurant