题目内容：

根据句意，用括号内所给单词的适当形式填空。

1.              (luck), he didn’t catch the last bus back home. He had to walk. 

2.The cartoon                 (it) was not interesting, but it still attracted (吸引）many kids.

3.None of my classmates can swim                  (far) than I can.

4.Every time you answer a question                  (correct), you will get a point.

5.Computers were one of the greatest                  (invent) in the last century.