4. Careful reading
Step IV Post-reading
Ask Ss to fill in the chart on the life and habits of Peking man on page 37 and compare it with the list they made in the pre-reading. What differences are there?
And then to clarify Ss’ difficult points in the text.
Step V Homework
Write a brief introduction to the Zhoukoudian Cave.
The Third Period Language Points
一．Aims:
Teaching aims 教学目标
1.Ability aims能力目标
Enable the students to use the Present Perfect Continuous tense.
2. Learning ability aims 学能目标
Help the students lean how to use the Present Perfect Continuous tense.
Content 教学内容
1. identify vt. 确认，识别，鉴别
（1）~ sb. /sth. as sb./ sth.确认，证明某人/某物系某人/某物
e.g. She identified the man as her attacker.
（2）~ sth. with sth.认为某事物与另一事物等同
e.g. One can’t ~ happiness with wealth.
扩展：identification n. identification card 身份证
2. alternative adj. 供选择的，其他的
e.g. The way was blocked ,so we had to go by ~ road.
这条路阻塞，我们只能走其他路。
3. interrupt vt. 1) 打断，中断，阻碍
The war ~ed the trade between the 2 countries. e.g.
战争打断了两国间的贸易。
②Sorry to interrupt you, but I have something
to say. 打断某人的话
~ sb. /sth. with sth.
用……打扰/打断……
e.g.他用一个问题打断了他的老师。
He interrupted his teacher with a question.
(2) interrupt sb. 打扰某人
e.g. ①Don’t interrupt me. I am very busy. 打扰某人
4. assume vt. 假定，设想；担任，承担
(1)assume后多跟 1) 名词，2)宾语+ to be + n. / adj.,
3) that 从句
e.g. 1. The scientist ~ that there no animals on the moon.
科学家设想月球上没有动物．
2. I ~d the responsibility. 我来承担责任。
3. He assumed a great man. 他假装是伟人．
(2) assuming放在句首，表一种猜测。
e.g. Assuming it rains tomorrow, what shall we do?
扩展： assumption n. make an assumption
５. regardless of 不管；不顾；不注意
e.g. He went ~ the risk. 他不顾危险地去了。
He is ~ his appearance. 他不注意自己的外表。
6. preserve vt.(1) 保存；保护；收藏
e.g. You can ~ meat or fish in salt.
你可以用盐来保存肉或鱼。
(2) 保持；维持
e.g. It is one of the duties of the police to ~ public order
7.sharpen. vt /vi 使变锐利 锋利 、磨快刀
sharpen a pencil with a knife.
Sharpen a knife.
Sharpene stone tools.
n. sharpener 磨快的用具
adj. Sharp 锐利的、陡峭的、激烈的、凛冽的
8．Preserve vt 保存、保护 、保管
The city should take steps to preserve the old temple.
Preserve… from..保护使免于
Oil preserves metal from rust.
Vt.保存 、储藏 , 维持、保护
Preserve fruit in sugar cans.
Preserve one’s strength.
9．I’m sorry to interrupt you, but how could they live here?
I’m sorry, but ……
Excuse me , but….
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