短文改错（共10小题；每小题1分，满分10分）Yesterday afternoon I went to Yuexiu Park. It happens that I saw 76

短文改错（共10小题；每小题1分，满分10分）
Yesterday afternoon I went to Yuexiu Park. It happens that I saw         76．    
a touched event. At that time, some people were boating on the lake.              77．    
Among whom was a happy family. They were taking photos                   78．    
while suddenly the girl fell off the boat into the water. She was                      79．    
struggling but her parents cried out, “Help! Help!” It was                       80．    
obviously that they could not swim at all. From nearby a young man        81．    
immediately rushed to the lake. Without taking off his clothes, he
jumped into water and quickly swam towards the girl, who was already   82．    
tired out. At last he carried her to the lake bank. She was saved!                     83．    
How happy the parent were! Before they thought                                84．    
thanking the young man, he had disappeared.                         85．    happens改成happened           77．touched改成touching