问题描述：
改复数句和疑问句,谢!
1、whose felt pens are those? they are kitty'. 改成单数句.2、where are the boys?they are in the hall.改成单数句.3、this crayon is short.改成复数句.谢谢回答!4、that is eddie's thick book.改成复数句.5、he is reading in the classroom.一般疑问句.6、tom and mary are (doing their homework.)括号部分提问.
1、whose felt pens are those? they are kitty'. 改成单数句.2、where are the boys?they are in the hall.改成单数句.3、this crayon is short.改成复数句.谢谢回答!4、that is eddie's thick book.改成复数句.5、he is reading in the classroom.一般疑问句.6、tom and mary are (doing their homework.)括号部分提问.
问题解答：
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