外研版英语(刘兆义主编)五年级上册 Unit 2 Mascots 课时练习一、单选题1.There are eight differences between _______.( ) A. they B. them C. their2.There _______ a soft toy cat on the desk. ( ) A. am B. are C. is3.There are three pink ________.( ) A. elephants B. an elephant C. eleph...