This is...句型 — 英语词汇题

根据中文提示，补全句中所缺字母。1. This is my brother Tom. He's very c___er（聪明的）. 2. This is my sister Lily. She's n___e（好的）. 3. This is my friend Xiaoyong. He's c___l（酷的）. 4. This is my cousin Amy. She's s__（害羞的）. 5. This is my friend Sam. He's n___ghty（调皮的）.