练习题
一、写出下列各词的复数
    I _________this ___________that___________
    watch _______child _______photo ________diary _________
    day________ foot________ book_______ dress ______________
    tooth_______ sheep ______box_______ strawberry _____________
    thief _______yo-yo ______ peach______ sandwich _______________
    man______ woman_______ paper_______ juice____________________
water________ milk________ rice__________ tea_______________-
二、选择a或an或不填（用/表示）
          pen                    bag
         apple                    big apple
         banana                    orange
    oranges                    orange pen
1.  I have two_____ (knife)
2.  There are many _____ here. (box)
3.  There are many _____ on the road. (bus)
4.  A few _____ are drawing on the wall. (boy)
5.  The _____ are playing football now. (child)
三、

练习题
一、写出下列各词的复数
    I _________this ___________that___________
    watch _______child _______photo ________diary _________
    day________ foot________ book_______ dress ______________
    tooth_______ sheep ______box_______ strawberry _____________
    thief _______yo-yo ______ peach______ sandwich _______________
    man______ woman_______ paper_______ juice____________________
water________ milk________ rice__________ tea_______________-
二、选择a或an或不填（用/表示）
          pen                    bag
         apple                    big apple
         banana                    orange
    oranges                    orange pen
1.  I have two_____ (knife)
2.  There are many _____ here. (box)
3.  There are many _____ on the road. (bus)
4.  A few _____ are drawing on the wall. (boy)
5.  The _____ are playing football now. (child)
三、