1. ___ havearuler. But ___ rulerisshort. Canyougive ___ alongruler? (I, me, my) 2. ___ areagoodboy. What's ___ name? (you, your) 3. ___ isateacher. ___ nameisWangLi. (she, her) 4. DavidisanAmericanboy. ___ istwelve. ___ Englishisnotg...