—Is your ruler on the desk?

—Is your ruler on the desk? Is your schoolbag on the desk or in the desk? is your book on the desk (陈述句) Is that your pen on the desk? this is a （ruler) 对括号提问 the pen is （on the desk） His ruler is on the desk.His schoolbag is under the chair.合成 The ruler (on the desk)is long.(对划线部分提问） 英语在线连词：a ruler is on there some the pens desk and a,ruler,is,on,there,some,the,pens,desk,and把这些词连成一句话 There__________ a ruler and some pencils on the desk. A．is B The pink ruler on the desk is mine.划线提问,划线the pink和on the de This is your book.My is on the desk.