听写填空,只写填空内容,不抄全文,4个单词/词组+1个句子,不用写标号~

Honey bees in the United States are in decline. What scientists call Colony Collapse Disorder has wiped out about a third of U.S. beehives. EarthSky Lindsay Patterson spoke to [---1---] Susan Cobey of the University of California Davis about building a better bee.

Susan Cobey focuses on breeding bees that can recognize pests and disease and remove them from the hive. She said her long term plan is to [---2---] the honey bee gene pool.

And why is that important?

We're dependent on bees for our food supply. They pollinate most of our crops – their work is worth about fourteen billion dollars a year. A wider gene pool provides tools to [---3---] of the entire US population of honey bees.

Cobey does that by crossing domestic bees with European bees.

Why are bees from Europe?

Bees in Europe have always been [---4---] for resistance to pest and disease. [---5---] She's confident the bee population will eventually recover.

I see. By the way, how do you actually breed a bee?

Cobey told me it involves artificial insemination under a microscope with a very tiny syringe.

Thanks, Lindsay. I'm Deborah Byrd for E&S, a clear voice for science. We're at E&S.

【视听版科学小组荣誉出品】
bee breeder enhance maintain the health selected So Cobey believes a hybrid will make a stronger bee.
1. bee breeder 养蜂人 2. enhance vt. 提高, 增加, 加强 The growth of a city often enhances the value of land close to it. 城市的发展常常会提高其附近的地价。 vt. 1. 提高,增加(价值,品质,吸引力等) Beautiful coloured illustrations enhanced the book. 漂亮的彩色插图使这本书更具吸引力。 3. maintain the health 保持它的健康 4. selected 选择的 5. So Cobey believes a hybrid will make a stronger bee. 所以Cobey相信杂交生物将会产生更强壮的蜂。 hybrid n. 杂交生成的生物体, 杂交植物(或动物); 杂种, 混血儿 【视听版科学小组荣誉出品】 以上仅供参考,欢迎大家参与讨论~