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 . 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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3 . This private school doesn’t permit _________ (sleep) in class. The teachers won’t permit the students _________ (chat) in class. If a student breaks the rule, the teacher won’t ________ (允许他进入) the classroom. In a word, this private school _________(不许) violation of school rules. (根据汉语提示完成句子)

4 . 请将画线部分词汇替换成高级词汇或者同类词汇并仿写
Also I had a great time riding on a bicycle in the city with my friends.
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【翻译】我也和我的朋友们在城里骑自行车玩得很开心。
【词汇解析】
cycle
n. 循环；周期；自行车；摩托车
v. 骑自行车；(使)轮转；(使)循环
【词汇仿写】
除此之外，我们充分认识到骑自行车的重要性，它不仅有利于我们的健身，而且非常环保。
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【参考答案】
Also I had a great time cycling around the city with my friends.
【词汇仿写答案】
Apart from this, we fully realized the significance of the cycling, which is not only good to our body building but also very environmentally friendly.