1、Unit 10 Jobs and Chores一. 教学内容：Unit 10 part 21. 现在完成时里 already, yet 的用法2. 现在完成时延续性动词及非延续性动词的使用3. 重点词组二. 具体内容：I. yet 和 already 都是副词，意思是“已经”.常与现在完成时连用。A lready 用于肯定句。e.g. I have already finished my homework.I have already done it twice.yet 常用于否定句和疑问句中，通常放在句尾。e.g. I havent finished my homework yet.The
2、meeting will be held in half an hour, but they havent got everything ready yet.II. 现在完成时应注意的几点。 1. 现在完成时句中常见的时间状语A. 表示从过去一直持续到现在，不能是具体的过去时间for + 表示一段时间的词语since + 表示过去时间点的词语since +表示过去的时间状语从句eg. I have been a teacher _ a year.He has been at this school _ 1992.We have learned 1,000 English words _ we
3、came to this school.B. just, already, yet, before/ ever, never有此类副词时，常强调动作完成，不强调动作的持续.eg. Have you _been to Japan?I have _ finished my homework.I have finished my homework .I havent finished my homew ork _.2. 区分短暂性动词与持续性动词.表示短暂性(瞬间性)的动词在现在完成时的句中不能和一段时间连用 .即 for, since 短语或 how long 问句e.g. I have boug
4、ht this pen for 2 months.I have had this pen for 2 months.How long have your this pen?The play has begun for an hour.The play has been on for an e/arrive-be go out be out leave-be away/frombegin-be on buy-have borrow-keepjoin- be a member of die-be dead catch a cold- have a coldEx. Correct the mista
5、kes in the following sentences.How long have you become a league member？For more than one year.H ave you arrived here since last night?Yes, youre right.The dog has died for a month.He has gone to Shanghai twice.How long have been at this school?Since two yearsEx. Change the sentences into the presen
6、t perfect1. My father came back from the bookshop just now.My father _ just _ _ the book shop.2. He began to learn Chinese in 2001.He _ _ Chinese since 2001.3. The film began two minutes ago.The film _ _ _ since two minutes ago.4. He has had th e motorbike for two years.Its two years _he _ the motor
7、bike.He _ the motorbike two years _.Two years _ _ since he _ the motor bikeIII. 重点词组。1. so far - up to nowSo far the work has been easy.2. use sth. to do sth.They use animals to do farm work.We use stamps to send letters.3. as well; too; also; either;- My sister likes pop music. I like it too.- I al
8、so like it.I dont like football. My moth er doesnt like it either.He is a teacher and he is a writer as well.4. as well asJohn as well as Jack were present that day.The teacher as well as his students is here.He i s interested in painting and writing music as well.It is a great gift for him as well
9、as for the whole family.5. hurry off 匆匆离去He hurried off without a word.6. take turns to doThe two sisters took turns to care for thei r sick mother in hospital.The boys took turns to see the examiner.7. instead ofIf you are busy, Ill ask Tom to do it instead of you.Why did they choose Tom instead of
10、 David?课堂练习I. 对画线部分提问。1. I have spoken to 10 people about the project ._?2. He has worked in Paris _?3. She has spent 3 hours doing her homework ._?4. I have learned from the journey how to make friends. _ ?5. They changed the empty house into a club ._?6. He has drunk one bottle of milk. _?II. 填空1.
11、 Ive_ fed the cat, but I havent washed the dishes _.2. _ _ washed the clothes yet? Yes, Ive _done that/ No, I havent yet.3. _you cleaned your room yet ?No, I havent.4. Have you swept the yard_?Yes, Ive _finished.5. Have you finished your homework _?III. 时态填空1. He_ (go) to America the year before las
12、t.2. -W hat _ you _(do)?-I _ (be) a teacher.3. Do you like _ (drink) milk?4. He _ _(not have) his supper yet.5. We _ (see) Uncle Li tomorrow.6. Joans mother often _ at four, now she (cook)7. He _(read) a book when the accident (happen).8. _ (travel) by air is very fast9. Let us _ (wait) outside.10. The teacher told us _ (not talk) any more.
