新外研版必修1Unit6Period2课时练习题

1、新外研版必修1Unit6Period2课时练习题一、单词拼写1.Imagine mountains w_ in silver water, shining in the spring sun.2.Although the _(区域)has plenty of rain, the mountains are steep and the earth is _(浅的).3.The flat terraces catch the rainwater and _(防止)the soil from being washed away.4.But perhaps what is most _(影响深远的)i

2、s the way in which people have worked in h_ nature to make these terraces and grow rice.5.The terraces are cleverly d_, with hundreds of waterways that connect with each other.6.Although modern technology could help produce more crops, the rice growers are people for whom _(传统)hold much value.7.This

3、 knowledge is passed down through families, which means that new g_ continue to use ancient methods of _(农业)to maintain the terraces.8.Today, the Longji Rice Terraces a_ thousands of visitors who come to _(欣赏)this great wonder created by people and nature working together.9.Dont h_ your eyes by read

4、ing in the bright sun.10.She was busy; t_ she could not come to the party.11.China is situated in one of the most active earthquake _(区域) in the world.12.The _(传统) of the Dragon Boat Festival started more than 2,000 years ago.13.Our school was _(设计) by a famous professor from Tongji University of Sh

5、anghai.二、阅读理解Plant cloning has been an agricultural technique used by farmers and gardeners for centuries.Grafting(嫁接)is a common form of plant cloning.Many plants in nature actually clone themselves and reproduce asexually.Cloned plants are much more predictable than normal plants, so their yield(产

6、量)is more reliable.Cloned plants also reproduce faster, limiting the amount of time between planting and harvesting.It is often cheaper to produce seeds through cloning than through traditional methods.Plants can essentially be optimized so that farmers or individual growers always have the best see

7、ds available.With more yield at a faster rate, farms can produce more food for more people while decreasing overall costs.Cloning can be used to wipe out diseases that previously killed off the entire fields of crops.This would make plants immune(免疫的)to the kinds of diseases that farmers and gardene

8、rs around the world fear each year.Crop failures due to disease and virus could become a thing of the past.Also, plants that are near extinction can be brought back to life through cloning.Through cloning scientists can develop“super”fruits and vegetables of superior nutritional quality.This could m

9、ake for a healthier population overall.This is already being done through selective pollination(授粉), and genetic cloning could take it to the next level.By plant cloning we have a population of identical plants and all these plants equally suffer from the same diseases, but in nature the weak would

10、die and the strong would survive.While there are some dangers to consider with plant cloning, there are plenty of benefits that could prove vital to the propagation(繁衍)of the human species.1.The underlined word“optimized”in Paragraph 2 can be replaced by.A.enlargedB.producedC.perfectedD.examined2.Ac

11、cording to the text, cloned plants ? .A.have lower yield than normal plantsB.have a short growth cycleC.resist various kinds of diseasesD.need little care from people3.what can we infer from the text?A.The fruits produced by cloned plants taste much better.B.There are more cloned plants than normal

12、plants.C.Plant cloning can disturb the laws of nature.D.People should avoid cating cloned fruits.4.What is the main purpose of the text?A.To warn the negative effects of plant cloning.B.To present different kinds of plant cloning.C.To predict the future of plant cloning.D.To inform us about the adva

13、ntages of plant cloning.More than 10,000 people were made homeless in Ternang when the Sungai Mas overflowed its banks yesterday after six days of continuous heavy rain.The wooden bridge across the river has been washed away.The town is cut off by flood waters.At the fifth mile, Jalan Tengkn, the wa

14、ter is two metres deep.It is closed to all traffic.Flooding first happened at mid-afternoon yesterday along the river banks.People trying to get to higher ground were just in time to escape the destroying of the flood.Most of the flood victims(受害者)had to leave all their things behind.The National Fl

15、ood Relief(救济)Centre was reported to give its help and by early evening the whole town was moved out, helped by the army, police, Red Cross Society and volunteers.The flood victims are now housed in different simple relief centres in the nearby town of Ternang.“Everything possible is being done to h

16、elp the unlucky people, ”a government spokesman said, “In fact, money, food and clothing have begun to come in from public organizations and helpful people.A Disaster Relief Fund(救灾基金)will be started as soon as possible.”According to the latest reports it is still raining heavily in Ternang.The whol

17、e town is expected to be wholly covered by the water.So far no deaths have been reported.1.Based on the contents, this passage is probably taken from .A.a storybookB.a textbookC.a magazineD.a newspaper2.The reason why there came such a big flood is that .A.the banks on both sides were too lowB.the r

18、iver was too narrow and shallowC.they had had rainy days for some timeD.the wooden bridge across the river was broken3.From the passage we know that .A.though the town was flooded,? you could still go there by bus.B.the flood hasnt brought a large loss to the town as nobody died in the flood.C.as so

19、on as the water flowed over the banks, people began to go to higher lands.D.the government and the whole society are taking great care of the flood victims.4.What is the best title for this passage?A.A Big FloodB.Ternan Is in DangerC.Over 10,000 People Are HomelessD.Great Help Is Needed三、七选五How to H

20、elp Children Learn From Their MistakesEveryone makes mistakes. 1. As parents, its our duty to help our children learn from their mistakes. Turning a mistake into a learning experience will help your child grow. Here are some tips for helping children learn from their mistakes.Explain exactly what th

21、e mistake is. Its important to make your child accept the fact that he made a mistake. Talk with your child and help him exactly understand what he did is not right.2. Never imagine he knows; always talk over the problem early.Ask your child to make an apology if his mistakes hurt others. This step

22、takes a mistake that is connected with another person even further.3. By making your child go to see and talk with the person who was hurt, he will more fully understand the results of the mistake and learn from what bad experience.Offer suggestion in different ways to lead your child to avoid making the same mistakes again. You can choose to share your personal examples if you had the same problem before.4. He may not want to do exactly the