复习动词ing形式
[观察例句]
1．As you can imagine，getting burnt can lead to very serious injuries.
2．You can protect the burnt area by covering it with a loose clean cloth.
3．The first and most important step in the treatment of burns is giving first aid.
4．It is best to place burns under cool running water，especially within the first ten minutes.
5．If you see someone choking，first call the emergency services.
6．In 1974，an American doctor，Henry Heimlich，created the Heimlich manoeuvre，saving thousands of lives around the world.
[归纳用法]
1．例句1中的getting为动词ing形式在句中作主语。
2．例句2中的covering为动词ing形式在句中作宾语。
3．例句3中的giving为动词ing形式在句中作表语。
4．例句4中的running为动词ing形式在句中作定语。
5．例句5中的choking为动词ing形式在句中作宾语补足语。
6．例句6中的saving为动词ing形式在句中作状语。
