English Usage tests with dynamic online class. Some topics are: 1. Give me the bill 2. Please, remind me 3. The audience went wild 4. Not the slightest idea 5. At the Airport 6. At the Conference 7. At the Meeting 8. Admire his Achievement 9. This way and that 10. Late at the Office 11. Adjectives and Verbs 12. Latin Words 13. Infinitive vs. Gerund 14. Gerunds and Prepositions