问题
单项选择题 共用题干题
某商店三种商品销售如表7—3所示。
请根据上述资料，回答问题分析该商店2011年比2010年三种商品销售量和价格的变化情况，并分析其中由于销售量及价格变动对销售额的影响。
该商店2011年比2010年三种商品销售量（拉氏物量指数）综合提高了（）。
A.13.99%
B.46.35%
C.13.86%
D.14.20%
答案
参考答案：A
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某商店三种商品销售如表7—3所示。
请根据上述资料，回答问题分析该商店2011年比2010年三种商品销售量和价格的变化情况，并分析其中由于销售量及价格变动对销售额的影响。
该商店2011年比2010年三种商品销售量（拉氏物量指数）综合提高了（）。
A.13.99%
B.46.35%
C.13.86%
D.14.20%
参考答案：A
| Artificial flowers are used for scientific as Well as for decorative purposes. They are made from (51) of materials, such as wax and glass, so skillfully that they can scarcely be (52) from natural flowers. In making such models, painstaking skill and artistry are called for, (53) thorough knowledge of plant structure. The (54) of glass flowers in the Botanical Museum of Harvard University is the most famous in North America and is widely known (55) the scientific world. (56) , there are several thousand models in colored glass, the work of two artist naturalists, Leopold Blalschka and his son Rudolph. The intention was to have the collection (57) at least one member of each flower family native to the United States. (58) it was never completed, it contains more than seven hundred species representing 164 families of flowering plants. (59) detail of these is accurately reproduced in color and structure. The models are (60) n locked cases as they are too valuable and fragile for classroom use. |
A．through
B．throughout
C．over
D．on