题目内容
How does a police department build a small army of detective dogs as smart as Sherlock Holmes?It’s easy, just___________________clone the best dog of these dogs. Scientists in China are already on the ___________________.__________________ the report, genetic researchers in Beijing have successfully used the DNA from a“Sherlock Holmes of police dogs”—HuaHuangma to create a clone puppy.The idea is that by __________________ the babies have the same strong genes as the mother,these pups(小狗) will also be top performers. It is _________________ that, HuaHuangma is a very good girl.
The 7-year-old Kunming wolf dog has helped __________________ many murder cases for the Yunnan Province police.Her contributions to___________________ to the peace have made her “first-class dog”.HuaHuangma’s minime—Kunxun was born in a lab in December, following _________________done by researchers from a university. Tests show that Kunxun and HuaHuangm are a“99.9 percent”DNA match, and the clone-pup has already_________________other wolf dogs on several tests.Kunxun will now begin training in drug detection,and is ______________ to be a grown—up police dog at 10months.
If Kunxun has as bright of a future as hoped,it’ll ___________________ a huge police-dog training time,which usually takes about 5 years.The final goal,is to mass—produce high—performing police dogs that can be__________________ in a couple of months instead of years._________________ the plan proves possible or not in the long term,Kunxun is not the first clone police dog.In South Korea, six _________________ police dogs began patrolling(巡逻) the streets in 2008.In 2009,the same company produced five clone puppies from a police dog.The police dog discovered the last__________________ of the Sept.11 attacks in New York.The pups were reportedly trained as search-and-rescue dogs themselves.
1.A.easily B.simply C.suddenly D.usually
2.A.case B.problem C.way D.work
3.A.Because of B.As a result C.Thanks to D.According to
4.A.improving B.giving C.ensuring D.inventing
5.A.reported B.told C.written D.known
6.A.work in B.work on C.work with D.work out
7.A.breaking B.achieving C.keeping D.making
8.A.experiments B.experiences C.stresses D.classes
9.A.won B.passed C.followed D.beaten
10.A.considered B.failed C.expected D.reported
11.A.increase B.reduce C.waste D.require
12.A.grown B.shown C.trained D.missed
13.A.When B.That C.If D.Whether
14.A.produced B.cloned C.same D.trained
15.A.person B.suspect C.event D.survivor
