题目

She ______ oranges, but she ______ apples. A.like;don't like                            B.likes;doesn't likes C.likes;doesn't like                       D.like;don't likes 答案:C 小红用300 N的力搬地上一块重1000 N的石块,但没有搬动,这时小红对石头________(选填“做了功”或“没有做功”),这是因为________;羽毛球运动员用200 N的力将一个羽毛球打出5 m,在羽毛球飞行的过程中,球拍对球所做的功是________J.
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