Customary English Conversation

Unit 1. THE CONQUEST OF MT.MCKINLEY
Unit 2. THE NAUTLUS - THE FIRST ATOMIC SUBMARINE
Unit 3. WINDOW AIR CONDITIONERS
Unit 4. SKYSCRAPERS
Unit 5. TRAINING IN SPACE
Unit 6. RIVERS
Unit 7. PAUL BUNYAN
Unit 8. PENCILS
Unit 9. DOOR LOCK
Unit 10. GEORGE WASHINGTON CARVER
Unit 11. RUBBER
Unit 12. MONEY
Unit 13. Ruses In War
Unit 14. ON A MILITARY BASE
Unit 15. LY.(jg) JOHN F.KENEDY
Appendix