精选优质文档-倾情为你奉上一、 请用合适的be动词(am, is ,are)填空。1._ this your watch? 2. I_ 14 years old.3.They _ from China. 4. Cindy and Mary_ good friends.5.She_ is a girl. 6. Helen _ busy.二、写出下列名词的复数形式(10分)1. leaf_ 2. policewoman_ 3.foot_4. photo_ 5. kangaroo_ 6.country_7. day_