精选优质文档-倾情为你奉上四年级上册Unit1 单元练习姓名_ 分数_一、单项选择。( )1. -_my picture? - Its on the blackboard.A.Where B. Wheres C. Whats( )2.Lets go_see.A. and B. but C. or( )3.I _ a new crayon. A.has B. are C. have( )4.Let_ clean the door.A.my B. him C. he () 5. _ in your pencil box?Two pens and three pencils. A. WhatsB.