Unit 1 How tall are you?
Part A
Ⅰ. Read and choose.(读一读，选一选。)
1. A 2. C 3. B 4. D
Ⅱ. Find friends.(找朋友，连线。)
1—B 2—D 3—E 4—A 5—C
Ⅲ. Read and answer.(读一读，根据自己的实际情况回答问题。) I’m 1.52 metres/ 1.48 metres/.... He is 1.72 metres/1,65metres/... Yes, I am. / No, I’m not. I’m twelve/thirteen years old. Zhang Peng/…(某个同学的名字).

Ⅳ.Read and write.(读一读，写出下列单词的正确形式。)
1. short 2. tallest 3. old 4. shorter 5. short 6. older 7. big 8/ smaller
Ⅴ.Read and circle.(读一读，圈一圈。)
1. longer 2. taller 3. bigger 4. How 5. Who
Ⅵ.Look and write.(看图，完成句子。)
1. taller/older, shorter/younger 2. taller, shorter 3. shorter, longer
Ⅶ.Think and ask. (想一想，根据答语写出相应的问句。)

How tall is Zhang Peng? How old is your best friend? Who is older, Giraffes. How old are you?

Ⅷ.Read and judge. (读一读，判断正“T”误“F”。)
1. F 2. F 3. T 4. F 5. F
Ⅸ.Writing. (根据所给信息，写一写。)
Zhang Peng is older than Wu Yifan, but Wu Yifan is taller than Zhang Peng. And John is shorter than Zhang Peng, too. John is the shortest of the three. Wu Yifan is as old as John. Zhang Peng is the oldest.
Part B
Ⅰ. Read and choose.(读一读，选一选。)
1. D 2. B 3. C 4. A
Ⅱ. Read the dialogue above again and finish the passage. (再读上面的对话，完成短文。)
1. 38 2. 37 3. Jim 4. John 5. heavier 6. 48 7. 46
Ⅲ. Find friends.(找朋友，连线。)
1—B 2—C 3—D 4—E 5—A
Ⅳ.Read and fill in the blanks. (读一读，填入所缺的单词。)
1. How tall 2. taller 3. What 4. How heavy 5. Who
Ⅴ. Read and circle.(读一读，圈一圈。)
1. bigger 2. heavy 3. thinner 4. smaller 5. stronger
Ⅵ. Look and write.(看图，完成句子。)
1. bigger/ stronger/ heavier/ taller 2. smaller/ thinner/ shorter
Ⅶ. Think and ask. (想一想，根据答语写出相应的问句。)

How heavy are you? 2. How old is Amy? How tall are you? 4. What size are your shoes?

5. Who is heavier than you?
Ⅷ. Unscramble the sentences. (连词成句。)

It’s taller than both of us together. They are all so big and tall. In China I wear size 38 shoes. You are older than me. Who is heavier than you? Whose shoes are bigger? He is smarter than me.

Ⅸ. Write the comparatives. (写出下列单词的比较级形式，然后总结方法。)
（A）1. older younger shorter smaller
2. bigger thinner hotter fatter
3. heavier funnier angrier happier
（B）形容词变比较级的构成方法：
1. 一般情况下词尾直接加er.
2. 以重读闭音节结尾，且末尾只有一个辅音字母的单词，要双写该辅音字母，再加er.
3. 以辅音字母加y为结尾的单词，要变y为i，再加er。
Part C 综合练习
Ⅰ. Read and write. (读一读，写出比较级的反义词。)
1. shorter 2. thinner 3. younger
Ⅱ. Choose the best answers. (选择正确答案。)
1. A 2. C 3. C 4. A 5. C 6. A 7. A 8. A 9. C 10. C
Ⅲ. Do a survey. (查阅资料，写一写。)

There were about 150 kinds of dinosaurs in the word. Some eat meat. And some eat plants.

Ⅳ.Read and answer. (读一读，回答问题。)

He is 86 kilograms. He is 1.9 metres. Mr Zebra. Mr Giraffe. Mr Hippo. Because he is almost bigger than the goal! He is an excellent goalkeeper.

Ⅴ. Read and answer. (读一读，回答问题。)

Answer the questions. (回答问题。) He is 1.8 metres. She is 43 years old. She is 30 kilograms. Alice. Alice’s father is the tallest. Think and write. (想一想，写一写。)

… Her mother is 1.62 metres. Alice is taller than her brother. Alice’s father is 45. Her father is 43. Her father is older than her mother. Alice is older than his brother. Alice’s father is 90 kilograms. He is very strong. Her mother is 55 kilograms. She is heavier than Alice. Alice is heavier than her brother. Her brother is the thinnest in her family.

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