(
课件网) Unit 4 Looking good, feeling good Grammar and usage Tina had to finish her homework Warming up that should be handed in today. A relative pronoun (关系代词) that A restrictive relative clause (限制性定语从句) Why is Tina so sleepy Z Z Z Review: Sing a song Restrictive relative clauses with relative adverbs(关系副词) Tina has sleep problems because of too much homework. What else can cause(造成) our sleep problems What will sleep problems bring to us Let’s explore! Read the article on page 48 aloud and find the answers to the questions. Challenge 1 What can cause(造成) our sleep problems ① Pressure from school or work ② Noise pollution and light pollution What will sleep problems bring to us In the short term Feeling tired having trouble concentrating In the long term A poor memory Being overweight A heart attack Development slows down A danger to teenagers Challenge 2 Read the article quickly and find the sentences with restrictive relative clauses(限制性定语从句). Working out the rules Do you remember a time when you had no worries stopping you from getting a good night’s rest One of the reasons why people fail to get a good night’s sleep is pressure from school or work. They are still growing, and night is the time when their bodies grow faster. Teenagers who do not sleep well may experience situations where body development slows down, and their health suffers. when why when where What is the relative adverb(关系副词) in each sentence What do the relative adverbs refer to(指的是) Rule 1: The relative adverb where refers to _____, the relative adverb when refers to _____, and the relative adverb why refers to _____. a place a time a reason I love my bed. I can enjoy a good sleep in my bed. But last night I had to finish my math exercise. So I stayed up late until 12 o’clock. All of my roommates were sleeping soundly at 12 o’clock. And I got up at 5:30 a.m. this morning. Maybe only 5 hours’ sleep is the reason. I feel sleepy now for the reason. I love my bed where I can enjoy a good sleep. I love my bed in which I can enjoy a good sleep. I love my bed. I can enjoy a good sleep in my bed. my bed my bed in in which where Working out the rules So I stayed up late until 12 o’clock. All of my roommates were sleeping soundly at 12 o’clock. So I stayed up late until 12 o’clock at which all of my roommates were sleeping soundly. Working out the rules 12 o’clock at 12 o’clock So I stayed up late until 12 o’clock when all of my roommates were sleeping soundly. at which when Maybe only 5 hours’ sleep is the reason why I feel sleepy now. Maybe only 5 hours’ sleep is the reason for which I feel sleepy now. Working out the rules Maybe only 5 hours’ sleep is the reason. I feel sleepy now for the reason. reason reason for Rule 2: In more formal English, the relative adverbs where, when and why can be replaced by “preposition(介词) + _____”. The relative adverbs act as(充当) ____ ... ...
