精选优质文档-倾情为你奉上Unit 5 单元测试题. 单项选择(每小题1分, 共10分)从A、B、C、D四个选项中选择可以填入空白处的最佳答案。( )16. This is _ elephant. _ elephant is from Africa. A. an; An B. an; TheC. the; The D. the; An ( )17. I like pandas because they are _ friendly. A. kind B. a kind ofC. kinds of D. kind of ( )18. Why do you think lions are _?Because they usually sleep all day. A. lazy B. scaryC. cute D. bea