1.  So I Decided to go to swimming .

2.  He questioned the footmark , so he Decided to go back and look again.

3.  So the emperor of Austria finally Decided to teach the Swiss a lesson.

4.  After a few day , Gessler Decided to get even tougher.

5.  We Decided to set off at eight.

6.  We Decide to set off at eight.

7.  He Decided to take the papers to London himself.

8.  so she Decide changed the condition .one day , Mr Li went out to look for some grass for his cows.

9.  Recently, many families in China Decided to stop watching TV for a month or more.

10.  He found these were many problems on them, so he Decided to write a medicine book.