在下列单词前面填上 a或 an.doc

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1、一．在下列单词前面填上a或an1.__cat2.___book.3.__apple4.__eraser5.___ruler6.___snake7.___pear8.__orange9.___umbrella10.__monkey.11.__egg12.__icecream13.___tiger14.___cake15.___animal二.把下列单词变成复数1.bag________2.dog______3.pen__________4.tomato_________5.mango________6.bird_______7.cake_______8.pizza_________9.po

2、tato________10.fish_______11.sheep________12.peach______13.bus______14.box_______15.frog________16.snake__________一．在下列单词前面填上a或an1.__cat2.___book.3.__apple4.__eraser5.___ruler6.___snake7.___pear8.__orange9.___umbrella10.__monkey.11.__egg12.__icecream13.___tiger14.___cake15.___animal二.把下列单词变成复数1.b

3、ag________2.dog______3.pen__________4.tomato_________5.mango________6.bird_______7.cake_______8.pizza_________9.potato________10.fish_______11.sheep________12.peach______13.bus______14.box_______15.frog________16.snake__________