名词单复数专项练习一：将下面名词单数变换为名词复数1:bed_computer_.apple_house_plane_tree_lesson_apple_shirt_month_2:piano_photo_radio_zoo_tomato_potato_3:class_fox_watch_glass_dress_class_.brush_box_bus_4: shelf_knife_wife_life_leaf_thief_5:country_army_.city_story_baby_butterfly_6:toy_.play_day_key_boy_二：代词/be动词单数变复数this_that_I_you_she_he_it_am_is_三：把下列句子单数变复数1, Thisisabook._2:Thatisaneraser._3:Itisaredapple._4:Iamaboy._5:He/Sheisateacher._6:Whatsthis?_五：名词复数变单数练习1:Thosearemyfriends._2:TheyareEnglishboys._3:Theyaresomeerasers._4:Thesearedictionaries._5:wearestudents._6:whatcolorareyourbooks?_六：根据句意及所给单词填空。1:_(this)aremyEnglishbooks.2:Thetwoboysaremy_(cousin)3:-_thoseyourparents?-Yes,they_.4:-Whoarethemanandthewomaninthepicture?-Theyaremy_.5:MyauntJaneandmymotherare_.6:Theyaremy_(姨)。7:Ihavetwo_(watch).Theyareonthedesk.8:Ihavesome_(photo)ofmyfamily.9:Doyoulikethese_(dictionary)?10:Arethoseyour_(bus)?七：汉译英；1：这些是我的帽子。2：那些不是课桌。3：他们不是男孩。4：这个棒球在沙发上吗？不，它在椅子下面。5：这些字典是红色的吗？不，它们是蓝色的。