3.We usually have breakfast at 7:00.　 (对划线部分提问)

_____ ______ _____ ______ usually have breakfast?

2.The boat looks like a duck. (改为一般疑问句)

　 ________the boat ________like a duck?

1.I think chickens can swim. (改为否定句)

I ________ ________ chickens ________ swim.

5．Jim is the tallest in the boys．

C) 句型转换

4．David is shorter of the two．

3．Jenny is more older than I．

2．I think Mike is tallest boy in Class Two．

1．My watch is dearer than her．

5．Kate's cake is　　　　 (big)of all．It's much____ (big)than Ann's．

B) 下列各句均有一处错误，请指出并改正。

4．Lucy writes very　　　　 (careful)，but Lily writes　　　　 (careful)than Lucy．