从方框内选出单词，用其适当形式填空。每空格限填一词，每词限用一次。

1．Yesterday he told me a __________ story．

2．I don t know why the books on the __________ shelf were missing．

3．Something must be done to build up a Great Green wall __________．

4．All of them were amazed at Tom’s quick __________．

5．They are working much harder than before to improve__________．

6．When autumn comes，some __________ begin to change colour．

1．__________    2．__________    3．__________    4．__________    5．__________    6．__________