时间状语从句公开课2015415.doc

The Aderverbial Clause of Time
-----望海燕（October 25,2017)
Teaching aims:
1, Teacher helps to present the basic grammar sentence structures by showing the sentences on the Bb.
2, Ss learn and master the basic sentence structures by finishing the activity tasks on P121.
3, Ss finish the grammar exercises to further master the points
Teaching important and difficult points:
1, Ss learn and master the grammar sentence structures in advance.
2, Ss can finish the grammar activities perfectly on P121.
Teaching procedures:
Step1 Revision
1, Ask one student to read the words of Unit8 on P140, then teacher points out some important ones to briefly explain again.
2, Teacher questions about the points in the dialogue & everyday English orally..
①search ___ information online/ on the internet/ from the internet
②你经常上网吗？
③你每天上网多长时间？
④区分 a few / a little
⑤It’s about using the internet.
Step2 Presentation
1,Teacher writes down the following sentences on the Bb , then ask Ss to turn to P64-65 in Unit4, and teacher help to find where they are.
①My brother hasn’t eaten any food for 24 hours.
My brother hasn’t eaten any food since yesterday.
②I have lived here____ten years.
I have lived here____ I was born.
③It has been ten years _____ I last came to New York.
She has visited many places in New York______ she went there.
2,Teacher helps to explain the above sentences.
3,Teacher writes down another three groups on the Bb., then ask Ss to finish as requires( Teacher gives some help)
①It was raining outside at 8:00yesterday morning. I got up at 8:00.
时间状语从句→It was raining outside when I got up at 8:00 (yesterday morning.)
②My mother was cooking. My father came back yesterday.
(用“when”连接两个简单句变成时间状语从句。)

③He will come back tomorrow. I will tell him about it.
(二合一改为状语从句)

Step3 New teaching(时间状语从句)
Grammar focus
1, Ss turn to P121 and ask one student to read the five sentences ,then explain
2, Ask another student to pick out the key-word that leads the adverbial clause of time in each sentence as the example.
eg: When we come back, we’ll enjoy …
3,Ask Ss to find out “主将从现”.

Activity13
1,Ask Ss to finish the task as requires , teacher gives an example
eg: You should buy a map + before you travel to a new city.
…
2,Check answers.,then Ss read them together.

Activity14
1,Teacher leads to read the clauses in the box and expain.
2,Help to complet the first blank as an example.
3,Chek answers ,and divide the whole class into two groups to act it out.
Step4 Emphasizing and Summary
1,状语从句（九种）
2，本册书中重点学习前两种：时间/条件（Unit7/8）
3,时间状语从句常见的应道词：when/while/as ;since ;once; before/after ; till/untill ; as soon as/the moment….(下节课逐一解析及练习)

Grammar Exercises
一、 判断以下句子是否是时间状语从句，是的打勾。
1，I will be free untill 7:00 this evening.( )
2, He stood in the classroom untill the last class was over.( )
3,We should brush teeth after we get up every morning.( )
4,You’d better wash hands before the meals.( )
5,“When did you get up ?”the teacher asker.( )
6,The teacher asked me when I got up.( )
7,Have you ever visited the Great Wall since you came to Beijing.( )
8,My mother has had a cough since last week.( )
9,Lily is reading while all the other girls are playing.( )
10,He won’t belive it until he sees it.( )
二、单项选择。
1,They stayed at the small village_____the war came to an end..
A,when B,until C,as D,and
2,___we got to the airport, the plane had taken off already.
A,If B,unless C,Afer D,Before
3,I saw him____he got off the bus.
A,as B,while C,because D,during
4,It was five o’clock in the afternoon____they arrived at the hotel.
A,since B,before C,that D,when
5,Yesterday I was about to go out ____someone telephoned me.
A,when B,while C,as D,that
6,You can’t come into the room_____we are having a lesson.
A,while B,as C,where D,that
7,He was walking alone on the road_____he found an old man lying
A,while B,when C,as D,since
8,-Do you know when he___back tomorrow?
-Sorry, I don’t know. When he____back. I will tell him.
A,will come, will come B,comes, comes
C,will come, comes D,comes, will come