Chapter 5: I was born in 1985. Last updated Sep 8, 2023 Save as PDF 4.10: Key vocabulary and useful expressions 5.1: Learning Objectives Page ID187445 ( \newcommand{\kernel}{\mathrm{null}\,}\) 5.1: Learning Objectives5.2: Review from Chapter IV5.3: Time and Date5.4: Do you know?5.5: Vowel Symbols- ៀ/ ឿ/ េះ/ ោះ5.6: Numbers 100–1,000,0005.7: Vowel Symbols- ំ/ ុំ/ ះ/ ុះ5.8: Key Vocabulary and Useful Expressions