A: What does she look like? B:().A、She likes playing tennisB、She's slim with long, straight black hairC、She's very nice and kind

Which of the following may illustrate the difference between "competence" and__________ "performance"?

A．What a person "knows" and what he/she "does".
B．What a person "can do" and what he/she "does".
C．What a person "does" and what he/she "knows".
D．What a person "does" and what he/she "can do".

【语言素材】
Topic: My Friends
A: She's short and thin. She has two big eyes. She's cute.
B: What's her name? She's short and she has long hair. She has an orange schoolbag.
C: It's me, Sarah.
B: Guess! He's strong and he has two big eyes. He's very friendly.
C: It's Zhang Peng.
B: Who's he?
C: Wu Yifan! He's tall and thin. He has glasses.
Dialogue
J: Mum, I have a new friend．
M: Really? A Chinese friend?
J: Yes, he's very friendly.
M: What's his name?
J: His name is Zhang Peng.
J: Look! He's tall and strong.
M: Yes, he is.
【教学目标】
① Knowledge objectives:
Students can recognize, read and use some adjectives about describing friends.
Students can master the sentence pattern: What's his name? His name is ..., He's ...
② Ability objectives:
Students can introduce friends to others by practicing the sentences.
Students can improve their ability of speaking.
③ Emotional objectives:
Students can find the beauty of others and learn to cherish friendship.
【教学重点】
Key words: tall, strong, short, thin, friendly, quiet
Target language: What's his name? His name is ... He is ...
【教学难点】
How to use these words and sentences to introduce others?
【教学实录】
Step 1 Warming-up
Greet the students.
Ask the whole class to stand up, sing and act the song "Friend Together".
Step 2 Leading-in
Show the pictures of two cartoon figures: Peter and Lily.
Tell students Peter is our friend, write "friend" on the blackboard, and ask students to greet Peter. Then tell them Peter and Lily are our friends, plus "s" in the blackboard． Students read "friends" 3 times.
Lead in today's class and write down the topic "My Friends" on the blackboard．
Step 3 Presentation and Practice
① Words learning and practice
...
② Sentence learning and practice
...
Step 4 Consolidation
...
Step 5 Summary & Homework
One student acts as an assistant teacher to guide all the students to read the words and sentences together.
Ask students to finish the following homework.
① Listen to the tape and read the dialogue.
② Introduce one classmate to your parents.
教学设计
根据上述案例中的教学目标要求，进行呈现和操练环节(Presentation and Practice)及巩固(Consolidation)环节的教学设计，并分别说明设计意图。
设计要求：
(1)呈现和操练环节应包括单词和句式的操练。
(2)巩固环节需设计两项教学活动。

【语言素材】
Topic: My Friends
A: She's short and thin. She has two big eyes. She's cute.
B: What's her name? She's short and she has long hair. She has an orange schoolbag.
C: It's me, Sarah.
B: Guess! He's strong and he has two big eyes. He's very friendly.
C: It's Zhang Peng.
B: Who's he?
C: Wu Yifan! He's tall and thin. He has glasses.
Dialogue
J: Mum, I have a new friend．
M: Really? A Chinese friend?
J: Yes, he's very friendly.
M: What's his name?
J: His name is Zhang Peng.
J: Look! He's tall and strong.
M: Yes, he is.
【教学目标】
① Knowledge objectives:
Students can recognize, read and use some adjectives about describing friends.
Students can master the sentence pattern: What's his name? His name is ..., He's ...
② Ability objectives:
Students can introduce friends to others by practicing the sentences.
Students can improve their ability of speaking.
③ Emotional objectives:
Students can find the beauty of others and learn to cherish friendship.
【教学重点】
Key words: tall, strong, short, thin, friendly, quiet
Target language: What's his name? His name is ... He is ...
【教学难点】
How to use these words and sentences to introduce others?
【教学实录】
Step 1 Warming-up
Greet the students.
Ask the whole class to stand up, sing and act the song "Friend Together".
Step 2 Leading-in
Show the pictures of two cartoon figures: Peter and Lily.
Tell students Peter is our friend, write "friend" on the blackboard, and ask students to greet Peter. Then tell them Peter and Lily are our friends, plus "s" in the blackboard． Students read "friends" 3 times.
Lead in today's class and write down the topic "My Friends" on the blackboard．
Step 3 Presentation and Practice
① Words learning and practice
...
② Sentence learning and practice
...
Step 4 Consolidation
...
Step 5 Summary & Homework
One student acts as an assistant teacher to guide all the students to read the words and sentences together.
Ask students to finish the following homework.
① Listen to the tape and read the dialogue.
② Introduce one classmate to your parents.

(1)教学实录中的热身环节是否合理?请简要分析。
(2)根据新课程理念，对教师导入环节的教学方法及作用进行分析。