This is a picture.（改为一般疑问句）

This is a picture.（改为一般疑问句） This is a nice picture（改为一般疑问句） John is drawing a picture.(改为一般疑问句） He is reading a picture book.(改为一般疑问句） （ ）he ( )a picture bo this is a picture of jim's family(改为一般疑问句) There is a picture on the wall. (改为一般疑问句) This is a clock.(改为一般疑问句) This is a boy.改为一般疑问句 This is a computer.(改为一般疑问句) This is a ruler 改为一般疑问句 This is a ruler改为一般疑问句 This is a desk.(改为一般疑问句)