五年级上册英语一课一练-Unit4What do you collect∣join in 剑桥英语（含解析）.docx

外研版英语（刘兆义主编）五年级上册 Unit 4 What do you collect?课时练习一、单选题1.- What's this?（ ）- It's _______ sticker. A. a B. an C. this2.- What's this? （ ）- It's _______ autograph. A. a B. an C. this3.- What are these? （ ）- They are _______. A. postcard B. a postcard C. p...