注意：如果将陈述句变为一般疑问句，应将情态动词will 提前到主语前便可。

3. Let some pairs ask and answer about their conversations. (鼓励学生充分发挥俱想象，对未来做出更精彩的设想)

Ⅵ. Listening

Work on 2a:

1. Read the sentences in 2a. Tell Ss they will listen to some sentences. They should listen and circle the words in the bracket.

2. Play the recording for the Ss to listen and circle the words.

3. Play the recording again to check the answers.

Work on 2b:

1. Let Ss read the sentences below. Explain some main sentences for the Ss. Make sure they know what to do.

2. Play the recording for the Ss to check the predictions they hear.

3. Play the recording again to check the answers.

Note:

①Make sure the students can understand the differences between ”less” and “fewer”，less修饰不可数名词，fewer修饰可数名词。

②more 后面既可修饰不可数名词也可修饰不可数名词。

Ⅶ. Pair work

1. Tell Ss ask and answer questions about the predictions in 2a and 2b.

2. Let Ss read conversation in 2c first after the teacher.

3. Ss talk about the predictions with the information in 2a and 2b.

4. Ask some pairs to act their conversations.

Ⅷ. Role-play

1. Read the conversations and answer the questions:

1) What will the future be like in the book?

2) What can people do?

2. Explain some new words and main points in the conversation.

be in great danger, move to other planets; play a part;

3. Read the conversation after the teacher.

4. Practice the conversation with their partner. Then let some pairs to act out the conversation.

Homework:

1. Recite the conversation in 2d after school.

2. 用下列词组来造句：

(1) be more crowded and polluted          (2)  be fewer trees

(3) be in great danger                        (4)  on the earth

(5) less water                                (6) playa part

教学计划可以帮助教师理清教学思路，提高课堂效率，八年级英语unit7教学计划是一节较为简单的课，仅供大家参考：

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