题目内容：

3．选句子,完成对话
A.Why do you like them?B.What about you then?
C.I like dogs best.D.Do you like animals?
E.I like pandas best.
A:___________________________
B:Yes.I like them very much.
A:Which anilmals do you like best?
A:________________________________
B:Because they are very lovely.
A:They are very clever,too.
B:_______________________________
A:_______________________________
B:Dogs are our best friends.
4．选择填空
( ) 1.People can move very _______ in cars or ships.
A.fast B.faster C.the fastest
( ) 2.Animals can move _______ than people without machines.
A.fast B.faster C.the fastest
( ) 3.People must learn to swim _______.
A.fast B.faster C.the fastest
( ) 4.The _______ people can swim 7km per hour.
A.fast B.faster C.fastest
( ) 5.Sharks swim ______ than people.
A.fast B.faster C.the fastest
( ) 6.The sailfish can swim ______ of the three.
A.fast B.faster C.the fastest
5.按要求改写句子1） Alice is the best runner in our school.(改同义句)
2) You are a better jumper this year than last year.(改同义句)
3) Cheetahs run much faster than horses.(改同义句)
4) Horses are better runners than people.（改一般疑问句0
5) They won the most medals.（该否定句）