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1、必修1Unit 4李仕才考点规范练(必修1Unit 4)【短文语法填空】There are two factors 1._(determine) an individuals intelligence.The first is the sort of brain he is born 2._.Human brains differ 3._(consider)，some being more capable than others.4._ however good a brain he has to begin with，an individual will have a low intelli
2、gence unless he has opportunities to learn.So the second factor is what happens to the individualthe sort of environment 5._ he is brought up.If an individual is handicapped(受阻碍) environmentally，it is 6._(like) that his brain will fail to develop and he will never attain the level of intelligence of
3、 which he is capable.The importance of environment in determining an individuals intelligence can 7._(show) by the case of the twins，Peter and Mark.When the twins were three months old,8._ parents died，and they were placed in separate foster homes.Peter was brought up by parents of low intelligence
4、with poor 9._(education) opportunities.Mark was educated in the home of welltodo parents 10._ had been to college.This environmental difference continued until the twins were in their late teens，when they were given tests to measure their intelligence.Marks IQ.was 125，twentyfive points higher than t
5、he average and fully forty points higher than his twin brother.阅读理解AGerman company DHL recently announced it is starting a new drone(无人驾驶飞机) delivery service to get “urgently needed goods,”such as life-saving medicines,to certain remote locations.The companys plan is to use small,parcel-carrying dro
6、nes to deliver medicines and emergency supplies to Juist,an island in Germanys North Sea,where more traditional delivery options(such as ferries or trains) arent always available.The drone service is a continuation of DHLs “parcelcopter research project,”which was launched in December 2013.But the D
7、HL drones have changed significantly since their maiden(初次的) flight,DHL officials said in a statement.For one thing,theyve been improved to undergo the high winds and rain that they may face over the North Sea.For another,the parcelcopter 2.0 can reach altitudes of 164 feet and can fly as fast as 40
8、 miles per hour.The drone is also capable of flying for extended periods of timeabout 45 minutes before needing to be rechargedenabling it to make the roughly 7.5-mile journey to Juist.The drone can carry loads of up to 2.6 pounds(1.2 kilograms).The drone itself weighs 11 pounds(5kg).Thanks to a new
9、 autopilot feature,the maiden flights of the new and improved drones will be completely automated,even during takeoff and landing.However,drone pilots will be standing by at a mobile ground station in Norddeich,on the coast of mainland Germany,just in case something goes wrong.Once the drones land a
10、t Juist,the parcels will be delivered to their recipients(收件人) by a human courier(急件递送者).For now,the company will be using the drones,only when other delivery options arent available,and no plans are currently in the works to incorporate the parcelcopters into normal day-to-day deliveries,according
11、to company officials.1.To meet what requirement will DHL probably use the drones?A.A ton of life necessities need to be sent to a village.B.An important parcel needs to be sent to a man in Juist.C.Some medicines are urgently needed in the city hospital.D.A family needs to go to Juist when ferries ar
12、ent available.2.What is Paragraph 3 mainly about?A.The DHL drones first flight.B.The purpose of the DHL drones.C.The disadvantages of the DHL drones.D.The improvements on the initial DHL drones.3.The new drone .A.will be much lighterB.can deliver much heavier parcelsC.can send parcels directly to re
13、cipientsD.will be fully automatic during the whole flight4.What can we infer from the text?A.The drones have been in use since December 2013.B.The drones wont be widely used in the near future.C.The drones will replace human couriers in the future.D.The drones will replace traditional delivery optio
14、ns soon.BEveryone knows that death is natural, but do you have any idea of the process of dying? Modern scientists divide the process of dying into two stages clinical or temporary death and biological death. Clinical death occurs when the vital organs, such as the heart or lungs, have stopped funct
15、ioning, but have not suffered permanent damage. The organism can still be saved. Biological death occurs when changes in the organism lead to the “breaking up” of vital cells and tissues. Death is then unchangeable and final.Scientists have been seeking a way to prolong the period of clinical death
16、so that the organism can remain alive before biological death occurs. The best method developed so far involves cooling the organism, combined with narcotic (麻醉) sleep. By slowing down the bodys metabolism (新陈代谢), cooling delays the processes leading to biological death.To show how this works, scient
