请认真阅读下列短文，从短文后各题所给的A、B、C、D四个选项中。
Passage A
For thousands of years, man has enjoyed the taste of apples. Apples, which are about 85 percent water, grow almost everywhere in the world but the hottest and coldest areas. Among the leading countries in apple production are China, France and the United States.
There are various kinds of apples, but a very few make up the majority of those grown for sale. The three most common kinds grown in the United States are Delicious, golden Delicious, and McIntosh.
Apples are different in color, size, and taste. The color of the skin may be red, green, or yellow. They have various sizes, with Delicious apples being among the largest. The taste may be sweet or tart. Generally, sweet apples are eaten fresh while tart apples are used to make applesauce.
Apple trees may grow as tall as twelve meters. They do best in areas that have very cold winters. Although no fruit is yielded during the winter, this cold period is good for the tree.
1. It can be learned from the text that Delicious apples are _______________
A. grown in France. B. sold everywhere.
C. very huge. D. quite sweet.
2. Cold winter weather is good for _______________
A. the growth of apple trees. B. producing large apples.
C. improving the taste of apples. D. the increase of water in apples.
3. China, France and the United States are considered to _______________
A. be large producers of apples.
B. be large producers of applesauce.
C. have the longest history in apple production.
D. have the coldest winter among apple producing countries.
4. The word “yielded” in the last sentence means _______________
A. improved. B. increased. C. produced. D. sold.
