However, they also make the animal endangered. Many of them are killed for their tusks. People make elephant tusks into crafts (工艺品) and jewelry (珠宝) and sell them to rich people. But can these priceless (无价的) body parts grow back? The answer is no, Live Science said. The ...
However, this feature is the same reason why theanimal is endangered. Many of them are killed for their tusks.People make elephant tusks into crafts(工艺品) and jewelryand sell them to rich people. But can these priceless bodyparts grow back? The answer is no. The tusks are gone forever...
However, they also make the animal in danger. People kill(杀死) many of them for their tusks. People make elephant tusks into crafts(工艺品) and jewelry and sell them to rich people. But can these priceless body parts grow back? The answer is no. In fact, the elephants' tusks are ...
A.The functions of elephant tusks. B.How people get elephant tusks. C.What it costs to kill elephants. D.A number of elephants are killed each year. 59.Why do some African elephants evolve without tusks? A. Because the tusks are not convenient for them. B.Because they don't have ...
根据Scientists found that among female (母的) African elephants, as many as 98 percent of them now have no tusks, reported The Independent newspaper.The number was 15 percent in 1998 and only 1 percent in 1930, according to the BBC.可知,科学家们发现越来越多的母象没有象牙。故选C。 根据...
B. How people get elephant tusks. C. What it costs to kill elephants. D. A number of elephants are killed each year.59.Why do some African elephants evolve without tusks? A. Because the tusks are not convenient for them. B. Because they don't have enough food to grow long teeth. ...
D. A tuskless elephant gives birth to more baby elephants than an elephant with big tusks.30. What do scientists think of the change in elephants? A . It brings a lot of harm to elephants. B. it can help elephants in their day-to-day lives. C. It is permanent ()and cannot be ...
least reduce, elephant poaching.However, scientists are not sure how long it will take for theelephants with a higher rate of tuskless females to reverse thetrend.( )5. What is the function of the first paragraph?A. To make comparisons.B. To introduce the topic.C. To appeal to ...
Whileelephantsbornwithouttusks(长牙)arenotunheardof,theynormallyaccountforjust2to6percentofthepopulation.However,thatisnotthecaseatMozambique'sGorongosaNationalPark,whereastonishingly33percentoffemaleelephantsbornaftertheconflictendedin1992aretuskless.Whilethatmayappeartobejustacoincidence,JoycePoole,anelephantbehavior...
G. They remove tusks without killing elephants. . They get tusks from elephants that have already died.( )3. The underlined word "demand" probably means___in Chinese. . 缺乏 . 需求 . 质量 . 生长( )4. What do we know from the story? . Elephant tusks can't grow back after being ...