贵州森林覆盖面积( )。 A: 57% B: 65% C: 79% D: 89%

2/3、5/6、11/12、23/24、47/48、（）。 A: 71/72 B: 79/80 C: 89/90 D: 95/96

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image组件不支持（）图片格式。 A: JPG B: PNG C: SVG D: BMP

若绿茶汤色“深黄”，则汤色评分为（）。 A: 80—89 B: 60—79 C: 70—79 D: 无法评定

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二进制数1011001转化为十进制数是______（  ） A: 83 B: 81 C: 89 D: 79

开门器的举力是（）KN。 A: 89 B: 79 C: 69 D: 59