Plants can also detect volatile compounds produced by other plants.A tree under attack 4.____________hungry insects,for instance,may give off volatile compounds that let 5.____________trees know about the attack.In response,the other trees may send off chemicals to keep the bugs away—or even chemicals 6.____________attract the bugs’ natural enemies.
Now scientists have created a quick way to understand what plants are saying:a chemical sensor (传感器) called 7.____________electronic nose.The “e-nose” can tell compounds that crop plants make when they’re attacked.Scientists say the e-nose could help quickly figure out 8.____________plants are being eaten by insects.But today the only way to detect such insects is to visually inspect individual plants.
【答案】 1.Instead 2.to 3.plant 4.by 5.other 6.that 7.an
8.Whether
Ⅴ.阅读理解
Schools that serve healthier foods,offer nutrition education and reward students for nutritious eating habits can make a major difference in preventing childhood obesity (肥胖).Schools that used such a multifaceted (多层面的) nutrition program reduced the number of overweight children by 50 percent.
“The serious consequences of childhood obesity have pushed us to find solutions that reach greater numbers of children,” Gary Foster,director of Temple’s Center for Obesity Researh and Education,said in a prepared statement.“We focused on school,because children spend most of their lives there and eat at least one if not two meals there.”
【湖南高考英语复习牛津译林版模块必修3练习《Unit 1 The world of our senses》感觉的世界】相关文章:
★ 【三维设计】2017届高考英语(江苏专用)二轮复习课件:必修3 Unit 1《The world of our senses》
★ 【浙江专用】2014届高考英语一轮复习课时作业(十三)必修3Unit 3《The Million Pound Bank Note》
★ 2014届高考英语一轮复习课时作业(四十七)选修8Module 5《The Conquest of the Universe》(外研版)
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修1 Unit 2 English around the world
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修4 Unit 2 Working the land
★ 2014届高考英语一轮复习课时作业(十六)必修3Module 4《Sandstorms in Asia》(外研版)
★ 【浙江专用】2014届高考英语一轮复习课时作业(二十一)必修5Unit 1《Great scientists》
★ 【浙江专用】2014届高考英语一轮复习课时作业(十二)必修3Unit 2《Healthy eating》
★ 2014年牛津译林版高中英语总复习(第1轮)同步练习 M8《Unit 3 The world of colours and light》
★ 2014年牛津译林版高中英语总复习(第1轮)同步练习 M6《Unit 1 Laughter is good for you》
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21