Many years ago,lots of zoos kept many kinds of animals in small cages.Small cages made it easy for people to see the animals,but a small cage is not a good place for an animal to live in.Today zoos keep animals in different kinds of cages.The cages are very big and open.They usually have plants and a little lake.The cages look like the animals' habitats(栖息地).
Zoos help to protect animals in the wild.How do they do this?Zoos teach people how animals live in the wild.Zoos want people to protect the animals' wild habitats.
Many plants and animals are going extinct.Mammoths(猛犸象),which are related(有关的)with Asian elephants,are now extinct.There are no mammoths in the world today.Scientists say that seventy-four different kinds of living things go extinct every day!
Zoos are working together to stop animals from going extinct.
(1)
People kept animals in small cages years ago to ________.
[ ]
A.
protect them
B.
feed them
C.
save them
D.
see them better
(2)
Today zoos keep animals ________.
[ ]
A.
in smaller cages
B.
in bigger cages
C.
in big rooms
D.
in the wild
(3)
To protect animals,zoos ________.
[ ]
A.
want people to feed the animals
B.
teach people more about animals
C.
are trying to keep all the animals
D.
are trying to free the animals.
(4)
A mammoth is a kind of ________ that has been extinct.
[ ]
A.
elephant
B.
tiger
C.
bear
D.
fish
(5)
“An animal or a plant is extinct”means it ________.
[ ]
A.
becomes very dangerous
B.
can't be found in the world any more
C.
is becoming more and more
D.
has fewer and fewer friends
用所给单词的适当形式填空
-What ________ the twins ________(do) when their parents got home yesterday?
-They ________(clean) the house.
-I saw Mr.Smith in the office at ten yesterday morning.
-That's important.He ________ an English party with us then.
[ ]
A.
has
B.
had
C.
was having
D.
has had
用所给动词的正确形式填空。
1.The children ________(play) football at this time yesterday.
2.It ________(rain) hard when I got to the station.
3.I ________(read) a book when my mother got home.
4.Do you know the girl ________(call) Jenny?
They were ________ the train when suddenly a man robbed them.
[ ]
A.
get on
B.
got on
C.
getting on
D.
getting on
根据汉语提示完成句子
Don't ________ ________ ________(在床上读书).It's bad for your eyes.
-Have you ever heard of a place ________ Tiancheng?