题目内容：

用方框中所给单词的适当形式填空。每词仅用一次，每空一词。

cancel, marry, believe, appear, expected

1.—Do you know when your parents got ________？

—In 1997.

2.I think the story is ________．It may be true.

3.It's too ________．I dare not to believe the result.

4.They have ________ the sports meeting because of the storm.

5.Finally these animals ________ because people cut down lots of trees.