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(共15张PPT)
Unit 1 Time to Relax
Lesson 4 Section A 4a–4c
1. Review: Complete the sentences with the correct forms of verbs according to 3a.
(1) Yaming does calligraphy _________ himself.
(2) Peter’s dad always encourages him not _________.
(3) Peter likes watching Yaming _________ a poem.
to relax
to give up
(to)
write
to do
(to) do
infinitive
adverbial of purpose
(目的状语)
2. Discuss: What is the function of each infinitive What question does each
　infinitive answer
Yaming does calligraphy _________ himself.
Peter’s dad always encourages him not _________.
Peter likes watching Yaming _______
a poem.
to relax
to give up
write
Why does Yaming do calligraphy
object complement
(宾语补足语)
What does Peter’s dad always
encourage him not to do
object complement
(宾语补足语)
What does Peter like watching Yaming do
What do you do in your free time I play the flute to relax.
How did you spend your weekend I went to the sports centre to ice-skate.
How did you get into painting I saw my mother paint. I decided to give it a go.
What did your instructor say？ She told me not to give up so easily.
3. Read the sentences. Decide if each infinitive in bold functions as an object
　complement or adverbial.
Grammar Focus
Why do you play the flute
adverbial of purpose
(目的状语)
Why did you go to the sports centre
adverbial of purpose
(目的状语)
What did you see your mother do
object complement
(宾语补足语)
What did she tell you not to do
object complement
(宾语补足语)
4. Complete the conversations with the correct forms of the verbs in brackets.
(1) A: Thanks for your advice! It made me _______ (decide) to try skiing.
B: You’re welcome. Try _______ (forget) your fears and have fun!
(2) A: My cousin often asks me _______ (fly) kites with her when it’s windy.
B: That sounds fun! I’d love to watch you _______ (fly) kites sometime.
(3) A: I love to watch kung fu movies _______ (relax).
B: Really When I want _______ (relax), I watch animal videos.
(4) A: My parents told me _________ (not push) myself too hard.
B: Yes, it’s important __________ (not forget) to relax once in a while.
/f (r)/害怕；恐惧
decide
to forget
to fly
fly
to relax
to relax
not to push
not to forget
object complement
object complement
object complement
object complement
adverbial of purpose
object (宾语)
object (宾语)
subject (主语)
Function Position Answers Common verbs followed by infinitives
adverbial of purpose
object complement
at the beginning /end
of the sentence
Why
(For what purpose )
come, go, meet, try, decide, study ...
following the object
What does the object
do
want, ask, tell, invite, like, love, hate, help (有时省 to), let (省 to), make (省 to),
see (省 to), hear (省 to) ...
5. Summarize the features of infinitives.
6. Complete the passage with the infinitive forms of the verbs in the box.
My twin brother and I look alike, but we are so different. I love sport, and I often meet
my friends _______ football and tennis. My brother joined us to play football once
or twice, but he decided _________ after that. He doesn’t like sport very much!
Instead, he likes _______ at home and _______ movies, _______ to music, and
chat with friends online. Our parents were worried about him staying home too much.
They also wanted us _______ more time together as a family. So, now they let us
_______ our favourite activities on Saturdays, but on Sundays, we go on a family
outing together!
(not) come do listen play spend stay watch
to play
not to come
to stay
watch
listen
to spend
do
= (to) watch
= (to) listen
adverbial of purpose
object
object
object
object
object complement
object complement
7. Read again and answer the questions according to the passage.
(1) How are the twins different
　 The writer loves outdoor sport, but his brother likes indoor activities.
(2) What did the parents do to solve the problem
　 The parents suggest that the twins do their favourite activities on Saturdays and
go on family outings on Sundays.
(3) Why did the writer tell us this story
　 The writer wants to show us that it’s okay for family members to be different.
　 We should accept differences and try to find a balance in our family.
8. Work in groups of three: One person is the friend who wants to know how you,
　your twin brother, and your family spend your weekends. The other two are
the twin brothers. Make up a conversation using infinitives.
Sentences may help:
How do you and your twin brother spend your weekends
Do you like to play sports too
So what do you like to do
Do your parents want you to spend time together
Do they make you do the same things
What do they ask you to do
9. Share your conversation.
Friend: Hi! How do you and your twin brother spend your weekends
Brother 1: Well, I love sport. I often meet my friends to play football and tennis.
Friend: That sounds fun. Do you like to play sports too
Brother 2: No. I tried to join him once or twice, but I decided not to continue. I don’t like 　
　　　　 sport very much.
…
Friend: What did they tell you to do
Brother 1: They told us to do our favourite activities on Saturdays.
Brother 2: And on Sundays, they take us on a family outing.
Friend: Sounds like a good way to balance everything!
Show time
10. Here is a sample conversation.
Friend: Hi! How do you and your twin brother spend your weekends
Brother 1: Well, I love sport. I often meet my friends to play football and tennis.
Friend: That sounds fun. Do you like to play sports too
Brother 2: No. I tried to join him once or twice, but I decided not to continue. I don’t like sport very much.
Friend: So what do you like to do
Brother 2: I like to stay at home and watch movies, listen to music, and chat with friends online.
Friend: Do your parents want you to spend time together
Brother 1: Yes, but we’re different.
Friend: Do they make you do the same things
Brother 2: No. They told us that we could do different things.
Friend: What did they tell you to do
Brother 1: They told us to do our favourite activities on Saturdays.
Brother 2: And on Sundays, they take us on a family outing.
Friend: Sounds like a good way to balance everything!
Checklist Contents Yes No
Include at least two types of infinitives (至少包含 2 种不同类型的动词不定式)
Sound natural and flow well among three speakers (对话自然、流畅)
Show each twin’s personality or preference clearly (清晰呈现双胞胎各自的不同性格或爱好)
End with a proper response or comment (以恰当的回应或评价结束对话)
11. Make comments according to the checklist.
12. Sum up.
adverbial of purpose
infinitive
object complement
①function
②position in a sentence
③common verbs followed by infinitives
Seek common ground
while respecting differences
求同存异
　　　　　　　　　　 Homework
Suppose you are a quiet person and your friend is an active one. You two have different hobbies and interests. What can you do to balance the differences Write a short paragraph (5--7 sentences) to share your plan. You must use at least TWO infinitives as object complement and TWO infinitives as adverbial of purpose. Underline them and label（标出） their function (OC for object complement, A for adverbial of purpose).
Homework
Suppose you are a quiet person and your friend is an active one. You two have different
hobbies and interests. What can you do to balance the differences Write a short
paragraph (5~7 sentences) to share your plan. You must use at least TWO infinitives
as object complement and TWO infinitives as adverbial of purpose. Underline them
and label (标出) their function (OC for object complement, A for adverbial of
purpose).

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