1 . Pay attention to the structure of these sentences and fill in the table below.

	主动语态		被动语态
	肯定式	否定式	肯定式	否定式
一般式	doing	_____	_____	_____
完成式	_____ done	_____	having been done	_____

2 . 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.

3 . Find and underline the past participles in the sentences below. What function do the past participles have? Answer the questions below.
1. Most people just use the shortened name: “the United Kingdom” or “the UK”.
2. They use the same flag, known as the Union Jack, as well as share the same currency and military defence.
3. They had castles built all around England, and made changes to the legal system.
4. 小结：shortened在句1中位置在名词 ______，known在句2中位置在名词 ______。 1、2句中分词都用来修饰 ______，作定语；句子3中名词castles 是had的宾语，所以built是对名词castles进行补充说明，作_______。

4 . Look at some pictures and appreciate the past participle by answering the functions of it.

1.a broken vase	2.an injured player
3.a bridge built in 1937	4.make themselves heard

1. ________
2. ________
3. ________
4. ________

5 . 观察图片，猜测单词含义。
1.
soap_________
2.
towel_________
3.
guitar_________
4.
microwave_________
5.
pen_________
6.
tape_________
7.
tissue_________
8.
shower_________

6 . 写出下列图片表示的习惯。
1.  
________
2.  
________
3.  
________
4.
 ________
5.  
________
6.
________

7 . His attention ________ (concentrate) on his experiment, so he had no time for his family. (所给词的适当形式填空)
→ ________, he had no time for his family. (with复合结构 )
→ ________, he had no time for his family. (独立主格结构)

8 . 观察下列句子中的黑体部分，说明它们在句中所作的成分。
1. To change bad habits is never easy, even with many attempts.
2. It took the surgeon three hours to finish my mother’s lung surgery.
3. Not to speak in library is a good manner.
4. 动词不定式可以放在句首，作句子______，其否定式为______，多数情况使用it作______置于句首，动词不定式短语置于句末作______。

9 . 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          _______________________________________________________________

10 . 观察图片，说一说哪些选择或者偏好会使人更容易养成这些坏习惯。

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