Wildlife has been（1）

B

B

in the modern age.There are species（物種） that are disappearing（消失） every day.The white-napped crane is such an example.So scientists are trying their best（2）

C

C

the species from going out of existence（存在）.
   Chris and Tim work at a zoo，helping endangered（瀕臨滅絕）cranes（3）

C

C

more babies.When they arrived in 2004.They（4）

D

D

a female（雌性的） crane named Emma all the time.
   Born at an international crane foundation.Emma was raised by human caretakers（管理員）.She had a wonderful time there，but this（5）

C

C

brought bad things.Emma（6）

A

A

thought herself as a crane and surely believed she was part of human.She didn't（7）

B

B

to live with male cranes.What was worse，she even killed some of them and that didn't make it（8）

D

D

for her to become a mother.
（9）

C

C

，the two zookeepers didn't want to see the extinction of this precious species.With the help of them，they（10）

D

D

developed a combination（結(jié)合） of artificial breeding（人工育種） and natural reproduction（自然繁殖）.This gave Emma the（11）

B

B

to produce five baby cranes.
   The two keepers are pleased（12）

C

C

their productive work，because the population of the crane in the wild is much（13）

C

C

than before.But how can we save the endangered animals as many as possible？Chris and Tim offered us the（14）

C

C

.Animals are men's friends，and they have the same right to live on the earth as us.So（15）

B

B

job of all for us is to take care of our friends！

（1）	A．in pieces	B．in danger	C．in peace	D．in time
（2）	A．to make	B．helping	C．to stop	D．saving
（3）	A．keep	B．live	C．produce	D．feed
（4）	A．looked into	B．looked for	C．looked at	D．looked after
（5）	A．a(chǎn)s well	B．too	C．a(chǎn)lso	D．either
（6）	A．never	B．a(chǎn)lways	C．often	D．sometimes
（7）	A．a(chǎn)llow	B．hope	C．try	D．have
（8）	A．relaxing	B．exciting	C．important	D．possible
（9）	A．So	B．But	C．However	D．And
（10）	A．clearly	B．carelessly	C．possibly	D．successfully
（11）	A．situations	B．chances	C．choices	D．places
（12）	A．of	B．for	C．with	D．a(chǎn)bout
（13）	A．less	B．smaller	C．larger	D．fewer
（14）	A．course	B．excuse	C．a(chǎn)nswer	D．decision
（15）	A．more important	B．the most important	C．more interesting	D．the most interesting