1 . What is the function of the -ing form in each of the following sentence?
1. As you can imagine, getting burnt can lead to very serious injuries.
2. The first and most important step in the treatment of burns is giving first aid.
3. It is best to place burns under cool running water, especially within the first ten minutes.
4. Remove any clothes using scissors if necessary, unless you see the fabric sticking to the burnt skin.
5. You can protect the burnt area by covering it with a loose clean cloth.

2 . 写出“动词+a habit”短语，并使用它们造句。
form a habit             It is good to form a habit of reading an English article in China Daily every day.
1. develop a habit          _______________________________________________________________
2. change a habit          _______________________________________________________________

3 . 越来越多的外国人对汉语感兴趣，根据下列图片和你的朋友一起讨论外国人学习汉语的方式。

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