1、Unit1 Topic3 SectionB 精品学案学习目标：1.掌握本课的重点词汇和短语，继续学习现在完成时（短暂性动词与延续性动词的转换）。2.能正确运用现在完成时谈论有关社会服务的话题重点：能在具体语境中，将短暂性动词转换成延续性动词，正确使用一般过去时和现在完成时。难点：能通过本课所学，正确运用现在完成时对日常活动进行描述。课前预习：1. 阅读1a、2 和3a找出下列单词和短语并熟读，背熟它们：Program_ manage_training_secretary_helper_club_engineer_ wound_ homeless_treatment_ immediately_h
2、elper _homeless people_ live a normal life_ decide on sth._medical treatment_ provide sth. for sb./ provide sb. with sth._feel good about themselves_. in need_2. Find out these key sentences and translate them into Chinese: (1) Once they find people in need, they decide on suitable ways to help them
3、. (2)The program also provides them with houses.3.Read 1a carefully again and finish 1b and 1c.4.Read 2 by yourselves and finish the task.5.Read 3a and try to understand the grammar.学习指导：1). homeless people = people in need 如：We can provide them with something they need. = We can provide something t
4、hey need for them.2). decide on+ n./ doing sth. =decide to do sth. 决定要做某事。3) medical treatment医疗4).短暂性动词的完成时态不能和表示一段时间的时间状语连用，当它需要与表示一段时间的时间状语连用时，通常要进行转化。如：短暂性动词 延续性动词 leave be away fromThe woman left home at 8:00.She has been away from home since 8:00.= She has been away from home for 2 hours.熟记常用的
5、短暂性动词变延续性动词的形式：短暂性动词 延续性动词come leave get to know die buybegin borrow marry catch a cold close join fall ill 5). once adv. 一次. e.g. We go to the cinema once a week. 我们一周去一次电影院。adv. 从前，曾经. e.g. Once, there was a village. 从前，有一个村庄。conj. 一旦。 e.g. Once you get into a bad habit, youll find it hard to get
6、out of it.一旦你养成一个坏习惯，你会发现很难改掉。6) provide sb. with sth. 提供给某人某物。 provide sth. for sb. 为某人提供某物。7) feel good about. 对.感觉好。feel good about oneself 自我感觉良好，有信心。8) It is + adj. + for sb. to do sth. 对某人来说做某事是.。Teaching procedure.预习展示：1. Get the students to finish Task 1 in Pre-Learning part and assess.2. Ge
7、t the students to finish Task 2 in Pre-Learning part and assess.合作学习展示：1. Get the students to read 1a aloud in groups and then act it out.2. Get the students to read 1a again and finish 1b, check the answers with them.3. Finish 1c: The students do it first and then ask some to show their answers and
8、 check, assessing.巩固落实:1. Finish 2： Get the students to do first in groups and then ask some to show their answers and check and assess.2. Finish 3a with the whole class: Review the differences between since and for.Read Xiao Lins experiences and fill in the blanks with since or for.3. Finish 3b and
9、 4 with the students.当堂检测：Choose the best answer.1). His father _ the Party since 1978. joined. has joined . was. has been in2). How long have you _ here?About two months. . been . gone . come . arrived3). Hurry up! The play _ for ten minutes. has begun. had begun . has been on. began4). My parents _ Shandong for ten years. have been to. have been in . have gone to. have been5). His uncle _for more than 9 years. A. has come here B. has started to work C. has lived there D. has left the university
