16．Carrots are grown on farms and in small family gardens all over the world．They are easy to plant and easy to harvest （ 收获 ）．They have a good taste．
When people think about carrots，a picture of a long，thin，orange-colored vegetable usually comes into their minds．But carrots come in many different sizes and shapes．And not all carrots are orange．
Carrots should be grown in sandy soil（泥土） that does not hold water for a long time．The soil also should have no rocks．Weather，soil，and age affect the taste of carrots．Experts say warm days，cool nights，and the right soil temperature are the best conditions for growing great carrots．Most people do not know that carrots can be grown during the winter months．If the winter is not cold enough to freeze the ground，yon can grow and harvest carrots the same way as you do during the summer months．If the ground does freeze ill your part of the world，just cover your carrot garden with some plant leaves．This will prevent the ground from freezing．
Carrots need time to produce and develop their sugar．This gives them their taste．If they are harvested too early，they will not have enough sugar．However，carrots become wood-1ike and lose their sweetness if you wait too long to harvest them from the ground．The best way to decide if a carrot is ready to be harvested is by its color．Usually，the brighter the color，the better they taste．
Carrots are prepared and eaten in many different ways．They ate cut into thin pieces and cooked with other vegetables or meat．Or，they are washed，and eaten just as they come out of the ground．
根据短文内容，判断下列句子正误．正确的用"A"表示，不正确的用"B"表示．
31．Carrots are easy to plant but hard to harvest．B
32．Carrots grow better in rocks than in sandy soil．B
33．Carrots can be grown during the winter months．A
34．If carrots are harvested late，they will be very sweet．B
35．The best way to decide if a carrot is ready to be harvested is by its color．A．
分析 胡萝卜被种植在世界各地的农场和家庭小花园里．它们很容易种植和收获而且也有很好的味道．该文详细介绍了胡萝卜的种植和收获条件．
解答 31．B 根据"They are easy to plant and easy to harvest"可知，胡萝卜很容易种植和收获，故这句话错误，答案为B
32．B 根据"Carrots should be grown in sandy soil（泥土） that does not hold water for a long time．The soil also should have no rocks"可知，胡萝卜应该种植在沙质土壤中，故这句话错误，答案为B
33．A 根据"Most people do not know that carrots can be grown during the winter months．"可知，胡萝卜可以在冬季种植．故这句话正确，答案为A
34．B 根据"However，carrots become wood-1ike and lose their sweetness if you wait too long to harvest them from the ground"可知，胡萝卜收获得太晚会影响它的甜度，故这句话错误，答案为B
35．A 根据"The best way to decide if a carrot is ready to be harvested is by its color"可知，判断胡萝卜是否可以收获的最好方式是看它的颜色．故这句话正确，答案为A
点评 这是一篇阅读判断题，做这道题时要先通读短文，弄清楚短文大意，然后在文中找出相关句子，根据句子判断所做小题描述是否正确．
