Ⅲ. Write some conversations after the model. 仿写对话。

Model:
A: What do you do in your free time? /How do you spend your free time?
B: I love to play the flute to relax.
A: How did you get into it? B: My grandmother taught me how to play it.
1. A: What do you do ? / How do you spend ?
B: I .
A: How did you ?
B: I .
2. A:
B:
A:
B:
3. A:
B:
A:
B:
4. A:
B:
A:
B:

1. in your free time/your free time; love to program to create an app; get into it; read books about famous programmers. 2. A: What do you do in your free time? /How do you spend your free time? B: I do calligraphy to calm my mind. A: How did you get into it? B: I saw my father write and decided to give it a go. 3. A: What do you do in your free time? /How do you spend your free time? B: I go ice skating to try something new. A: How did you get into it? B: My mother encouraged me to try it. 4. A: What do you do in your free time? /How do you spend your free time? B: I watch movies to have fun. A: How did you get into it? B: My sister told me not to push myself too hard.

Ⅳ. Read the grammar of infinitives on pages 109 - 110 in the appendix of the textbook. Read the following sentences and sum up the rules. 读课本附录 109 - 110 页关于不定式的语法。观察下列句子并总结规律。
1. I play the flute to relax. 2. I decided to give it a go.
3. My grandmother taught me how to write it.
4. My instructor encouraged me to get back up whenever I fell.
5. Ms Wang told me not to give up so easily.
6. I saw my mother paint. 7. Let us get those boxes down for you.
小结: 动词不定式的基本形式是“ + ”, 其否定形式由“ + ”构成, 见例句 5。本单元重点呈现动词不定式在句中作宾语、目的状语和宾语补足语三种用法: 例句 1 中不定式作, 例句 2 中不定式作, 例句 3、4、5、6、7 中不定式作。动词不定式还可以和 what、which、how、where、when 等连用, 组成“ + ”, 见例句 3。有两类动词后用作宾语补足语的不定式通常不带 to: 一类是动词 (see、hear、watch、feel、notice), 见例句 6; 另一类是动词 (let、make、have), 见例句 7。

to, 动词原形/do;not, 动词不定式/to do;目的状语,宾语,宾语补足语; 疑问词,不定式/to do;感官,使役。