2．Tom is mending his bike．(改为否定句)

Tom ________ ________ his bike．

按给出的要求变换下列句子，要求每空限填一词。

1．They are cleaning the room．(改为一般疑问句)

________ they ________ the room?

15．The library is between the restaurant and the ________．(超级市场)

14．The ________(叶子)of the tree are yellow．

13．Look，the boys ________(正在读书)under the tree over there．

12．My house is on a ________(繁华的)street．

11．Our English teacher is very、kind．She is ________(友好)to us students．

10．My bedroom is on the ________(one)floor，and his is on the second floor．

C)跟据汉语提示，用适当的单词填空。

9．．Look! Kitty and her young sister are ________(run)over there．

8．I go to the library three ________(time)a week．