Giáo án Tiếng Anh 8 - Unit 15, period 41, lesson 5

 Date:April 21st ,2009 UNIT 15 ( cont. ) 
LANGUAGE FOCUS
Period: 41st 
 LESSON 5: 
 I. Aim:
 Students will be able to use “ yet “ and “ already “ to express the present perfect tense. 
II. Language contents:
 1/.Grammar:
 Present perfect tense with yet and already.
 Comparison of present perfect and past simple.
 2/.Vocabulary: 
III. Techniques:
 Chatting.
IV. Teaching aids:
 Posters, cardboards.
V. Procedures:
Teacher’s and Ss’ activities
Content
 - Teacher asks some questions
 + Students answer them. --Teacher corrects.
 - Teacher presents the present perfect with Yet and Already.
 Students copy it.
 - Teacher asks students to work
 in pairs.
+ Students work in pairs.
 - Teacher calls on some pairs to practise in front of the class.
 - Teacher asks students to look at the flight information tables and ask questions to show the models.
 Students work in pairs.
 Teacher explains how to do.
 Teacher asks students to do.
 Students check the correct column.
 Teacher corrects if necessary.
 Teacher explains how to do.
 Students complete the dialogues, use the present perfect or the past simple of the verbs in brackets.
 Students write their answers on the board.
 Teacher corrects.
Teacher asks students to make 
the sentences, use the present perfect and past simple.
 Teacher guides.
 Students listen and write.
I.Warm up: 
 Chatting:
 -Have you ever used a computer ?
 -Are computers useful ?
 -Do you know how to connect a printer ?
II. Language focus:
 Activity 1: 
 Present perfect with “ yet “ and 
“ already “
 -“ Yet “: used in questions and Negative.
 -“ Already “: used in positive statements positions
 -“ Yet “: at the end of the sentence.
 -“ Already “: between auxiliary have and past participle at the end of the sentence.
 Answers:
 -Yes, I have finished it already . . .
-Mom, I haven’t cleaned and tidied it yet.
 -Mom, I have ( already ) turned it off already.
 -Yes, I’ve already called and told her to have lunch with us.
 Activity 2:
 T: Has the flight to Vientiane departed yet ?
 St: Yes, it has already departed.
 T: Has the flight from Los Angeles arrived yet ?
 St: No, it hasn’t arrived yet.
 Activity 3:
Finished 
action
Incomplete 
action
a
b
c
d
e
f
g
ü
ü
ü
ü
ü
ü
ü
 Activity 4:
 1.Have you seen
 2.haven’t had
 3.have been
 4.Have you heard
 5.happened
 6.had
 7.fell
 8.broke
 9.Has . . .arrived / has 
 Did . . . arrive ?/ arrived.
Write 4 sentences of their own 2 in 
the past simple and 2 in the present perfect.
III. Homework:
 Review present perfect tense.
 Do these exercises again in your notebooks.
 Prepare : Review
 Comments:
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