生活常識(shí)小測(cè)驗(yàn)

1. Why are oranges a healthy food to eat?

2. How many vitamins（維生素） are contained（含有） in the banana? What are they?

3. Why do we pickle（腌制）some food， such as onions（洋蔥）？

4. Are there such things as brain foods?

5. Are white eggs more nutrictious（有營養(yǎng)的） than brown eggs?

6. Which contains the most sugar—peaches（桃）， lemons（檸檬）or watermelon（西瓜）？

7. How much butter is there in buttermilk（脫脂奶）？

8. Which part of the fowl（家禽）contains more vitamins—the ligth meat or the dark meat?

9. How many sensations（感覺） of taste are there?

10. How much milk is required to make a pound of butter?

11. How much protein（蛋白質(zhì)）is contained in the soybean（大豆）？

12. How much does the human heart weigh?

13. How much blood is in our body?

14. What is the total number of bones in a human body?

15. How much water does a person drink a year?

16. How much does a gallon（加侖） of pure（純）water weigh?

KEY：

1. It contains vitamin C.

2. Five vitamins. They are A，B， C， D and E.

3. Because pickling food prevents teterioration（變質(zhì)）.

4. No， any food that nourishes（滋養(yǎng)） our body nourishes all its parts.

5. No， white eggs and brown eggs are equally（相等地） nourishing.

6. Lemons.

7. None.

8. The dark meat has more vitamin B.

9. Only four：sweet， sour， bitter and salty. All other tastes or flavours（味）are combinations（結(jié)合）of these.

10. At least 10 quarts（夸脫，液量單位）.

11. 40 percent protein.

12. The heart of an average（平均）person weighs about 11 ounces（英兩=1/16磅）. It is five inches long， 3 inches thick.

13. 5.5 litres（升）.

14. 206.

15. 150 gallons.

16. Ten pounds.