2019屆高考英語Unit 3 Celebration單元精練復習教學案
c.try to understand everything and stop when we meet a new word
d.try to persuade a friend or family member to study with us
【答案與解析】 c 根據“don't get stuck by a word you don't know”可知，答案為c項。
47. according to the passage, to learn a new language well, the most important thing is ________.
a.speaking as much as possible b.having fun
c.a wide vocabulary d.guesswork
【答案與解析】 b 根據最后一句“and above all, have fun！”可知，最重要的是要學得快樂。
d
carrots are very common throughout the world. they are easy to grow and easy to harvest. they taste good. and they contain a lot of carotene (胡蘿卜素), which the body changes into vitamin a.
when people think of carrots, they usually create a mental picture of a long, thin, orange－colored vegetable. but carrots come in many different sizes and shapes. and not all carrots are orange. for example, paris market carrots are about five centimeters around. imperator carrots are thin and about twenty－five centimeters long. and belgian white carrots are, as their name suggests, white.
for the best results, carrots should be grown in sandy soil that does not hold water for a long time. the soil also should have no rocks. weather, soil conditions and age will affect the way carrots taste. experts say warm days, cool nights and a medium soil temperature are the best conditions for growing carrots that taste great.
the best way to judge if a carrot is ready to be harvested is by its color. usually, the brighter the color, the better the taste.
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, you can grow and harvest carrots the same way as you do during the summer months.
carrots are prepared and eaten many different ways. they are cut into thin pieces and added to other vegetables. they are cooked by themselves or added to stews. or, they are washed, and eaten just as they come out of the ground.
48. belgian white carrots are ________.
a.orange in color
b.about five centimeters around
c.thin and 25 centimeters in length
d.white in color
【答案與解析】 d 文章第2段介紹了各種胡蘿卜的顏色和形狀，而該段末句就是講“比利時白胡蘿卜”是白色的胡蘿卜。
49. which of the following is not mentioned in the passage?
a.carrots contain carotene.
b.carrots can be eaten without being cooked.