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【单选题】
大小相同、方向相同、作用线也共线的四个力 F1 、 F2 、 F3 、 F4 对同一点 O 的矩,分别用 M1 、 M2 、 M3 、 M4 表示,则有:( )A.
M1+M2>M3+M4
B.
M1
C.
M1=M2=M3=M4
D.
M1>M2>M3>M4
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【多选题】What do you know about the Nutrition Facts Label?
A.
Cholesterol 胆固醇
B.
Carbohydrate 碳水化合物
C.
Protein 蛋白质
D.
Calcium 钙
【单选题】Which of the following is not true about the difference between new nutrition facts label compared to the old one?
A.
Serving size updated, larger and in bolder type.
B.
Calories also in larger type.
C.
Some nutrients DVs updated, such as carbohydrate.
D.
Added DV of protein.
【判断题】The Nutrition Facts Label can help us pick the food that meets the needs of our daily nutrition.
A.
正确
B.
错误
【简答题】已知两圆相切，一圆的半径为3，两圆的圆心距为9，则另一圆的半径为（ ）cm。
【简答题】若两圆外切，圆心距为16 cm，且两圆的半径之比为5：3，则大圆的半径为______cm，小圆的半径为______cm．
【单选题】Tips on Healthy Eating and Physical Activity Background information Food Guide Pyramid In spring 2005, the new pyramid was introduced. This new pyramid added physical activity to its recommendations w...
A.
Last night's pizza.
B.
Bacon, eggs and donuts.
C.
Whole-wheat toast with peanut butter.
D.
Cold cereal with fruit and low-fat milk.
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