Bài giảng Tiếng Anh 8 (Global Success) - Unit 7: Environmental protection, Lesson 3 - Trường THCS Thái Sơn

 Unit 7 ENVIRONMENTAL PROTECTION
 LESSON 3: A CLOSER LOOK 2
 1 LESSON 1: GETTING STARTED
 WARM-UP
 Asking questions
 Vocabulary
 PRESENTATION
 • Task 1: Read the sentences and write I.C if the 
 underlined clause is an independent clause or D.C if it is 
 a dependent clause.
 PRACTICE • Task 2: Choose A, B, or C to complete each sentence. 
 • Task 3. Match the clauses in the two columns to form 
 complex sentences. 
 • Task 4: Combine each pair of sentences, using the 
 conjunction in brackets.
 PRODUCTION • Task 5: Matching game.
 • Wrap-up
CONSOLIDATION
 • Homework WARM-UP
 1. I always take a bath before I go to bed.
 2. Will you wait here until I am ready?
 3. I was not at home when he came to see me.
 ADVERB 4. Do not disturb me when I am busy with 
 my work.
 CLAUSES OF 5. As soon as she finished that project, she 
 started working on the next.
 TIME 6. After I have finished my work, I will 
 accompany you to the park. PRESENTATION
 Complex sentences with 
 Adverb clauses of time
– A complex sentence contains one independent clause and at least one 
dependent clause.
Example:
The roads were slippery when it rained.
independent clause dependent clause
– An adverb clause is a dependent clause.
– An adverb clause of time shows when something happens. It is usually 
introduced by time connectors: before, after, when, while, till / until, as soon 
as,  PRESENTATION
1 Read the sentences and write I.C if the underlined clause is an 
 independent clause or D.C if it is a dependent clause
Example:
You must be careful when you cross the street.DC
1. I’ll wait for you here until you get back. IC
2. Make sure you lock the door when you go out. DC
3. You must get a permit before you build a campfire at a national park. IC
4. Don’t use too much water while you are having a shower. DC
5. As soon as my friends come, we will pick up rubbish on the beach. 
 DC PRACTICE
 2 Choose A, B, or C to complete each sentence.
 1. I was not at home ______ he came to see me yesterday.
 A. when B. until C. as soon as
 2. We called the forest guard unit ______ we saw the bush fire.
 A. as soon as B. while C. until
 3. I went straight to the gym ______ I left home.
 A. while B. before C. after
 4. You can stay with us ______ you find a suitable place to stay.
 A. as soon as B. before C. until
 5. We cleaned up everything at the campsite ______ we left.
 A. until B. before C. while PRACTICE
3 Match the clauses in the two columns to form complex sentences 
 1. b 
 2. d 
 3. e 
 4. c 
 5. a PRACTICE
 4 Combine each pair of sentences, using the conjunction in brackets 
1. I arrive at the station. I will call you right after. (as soon as)
_____________________________I will call you as soon as I arrive at the station.
2. Many Vietnamese women wear conical hats. They work in the field. (when)
_____________________________We have to follow the steps when we make a conical hat
3. My father taught me how to use the computer. Then he bought one for me. (before)
_____________________________My father taught me how to use the computer before he bought one for me.
4. Nick is reading a novel. Jack is reading a cartoon. (while)
_____________________________Nick is reading a novel while Jack is reading a cartoon. 
5. The tornado hit. There were only a few houses left standing. (After)
_____________________________After the tornado hit, there were only a few houses left standing. PRODUCTION
 Work in two groups, A and B.
 5 Matching game: 
Group A write main clauses. Group B write adverb clauses of time. CONSOLIDATION
 1 Wrap-up
 What have we learnt in this lesson?
 ✓ use the Complex sentences with 
 adverb clauses of time; CONSOLIDATION
2 Homework
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