Once there live an old frog（蛙）.He was a big frog and he was very proud of his big size.All the other frogs saw him as their king.Even the（1）______in the river were careful not to make him angry.The frog rules（统治）his watery kingdom（2）______.
One morning,an ox（牛）walked around the（3）______by the river and enjoyed the soft and（4）______grass.The little animals of the meadow looked at him（5）______because they had never seen such a big animal.
The frog heard about it but he did not（6）______there could be anyone bigger than him!Just then the ox walked closer to the river,the old frog saw the ox and（7）______, "The big monster was nothing but a silly old ox!I can be twice as big as that if I want to!"
The frog took a deep breath,huffed and puffed and swelled（膨胀）up like a balloon. "Everybody,watch me!" The frog took another deep breath,huffed and puffed and swelled up some more. "I must be bigger than him now!"
He gasped（喘粗气）with great（8）______and his skin was thinner and thinner.He could（9）______see his own legs.He decided to make one more(10)______to show the little animals who was bigger!
He took as deep a breath as he could,huffed and puffed and swelled.He blew and blew,and he grew larger and larger till suddenly.
Pop!
The frog burst!

（1）	A.frogs	B.oxen	C.fishes	D.animals
（2）	A.unluckily	B.confidently	C.friendly	D.uncomfortably
（3）	A.mountain	B.street	C.tree	D.meadow
（4）	A.pretty	B.green	C.colourful	D.beautiful
（5）	A.in danger	B.in trouble	C.in surprise	D.in need
（6）	A.believe	B.realize	C.understand	D.consider
（7）	A.asked	B.sang	C.answered	D.laughed
（8）	A.sadness	B.difficulty	C.interest	D.confidence
（9）	A.suddenly	B.surely	C.hardly	D.easily
(10)	A.decision	B.try	C.promise	D.success