Module 4 A Social Survey——My Neighbourhood 讲 学 案(四)〖目标及要求〗：Aims and requirements●To develop the students’ reading ability●To listen and speak using the vocabulary and everyday English in this unit●To learn and use grammars in different situation●To write a diary stating your first day at senior high2、重点难点：grammars in different situation 3、高考要求：To learn and use grammars in different situation4、体现的思想方法： classify and deduction5、知识体系的建构：To learn and use grammars in different situation〖讲学过程〗： 一、预习反馈: 二、探究精讲: Summary about the present perfect tenseThe action happened in the past, but has much effect or cause certain result to today.1) To denote continuous action or state (表持续的动作或状态,常和since 或 for 引导的短语连用).e.g. I have lived here for more than thirty years. I have been here since last October.2) To denote the past repeated action ( 表 过 去 重 复 的 动 作 , 常 和always ,often ,many times, every day 等时间状语连用).e.g. My father has always gone to work by bike. (我父亲一向是骑车上班) It has rained every day this week. (这个星期天天下雨) 3) To denote the future (表将来, 尤用在时间状语从句中)用心 爱心 专心e.g. We are going after we have had breakfast. I will wait until he has written his letter.It I is used with “ just, recently, before, never ,always, often ,already, in the past ,so far, up to now, till no w” and so on.现 现在完成时与一般过去时的区别 现在完成时强调过去发生的动作对现在造成的影响,而一般过去时不强调过去的动作与现在的关如： 系，如： I have lost my pen.(强调我现在没有笔) I lost my pen.(过去笔掉了，没说明现在是否有笔)2. 现在完成时不可和表过去的时间状语连用(before,just 等除外) ，但一般过去时可和表过去的时间状语， 如：yesterday,last week,three days ago,j...
