It can be predicted that educational TV programs will cover a wider______ of sub

游客2023-07-13 30

问题 It can be predicted that educational TV programs will cover a wider______ of subjects in the few years to come.

选项 A、range
B、series
C、extent
D、variety

答案 A

解析名词辨析 range指“范围”，尤其指各种种类、可供选择的范围，也可指职权、学识范围等，如：The shop keeps a wide rang of goods．这家商店有各种各样可供选择的商品。extent 意为“长度、尺度、大小”，也可指程度，如：From the roof we were able to see the full extent of the park．从屋顶上我们可以看到公园的全貌。series 指同类事物的“一系列，一连串”，如：He had attended a series of important committee meetings．他参加了一系列重要的委员会会议。variety 意为“各种各样、有变化的品种”，如：We demanded more variety for our food．我们要求食物的种类花样再多一些。

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