题目

老师到商店买书。《作文选》每本22元,《趣味小知识》每本11元.要买4本《作文选》 、6本《趣味小知识》各需要多少元? 答案:解:22×4=88(元),11×6=66(元).答:各需88元、66元. A well-written composition__________ a good choice of words and clear organization among other things. A. calls on               B. calls for               C. calls up                 D. calls off
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