Lesson 3: Clause Types Part 2 (Purpose)
GRAMMAR-(B1-B2)
12/24/2025
WARM-UP
Answer quickly. No right or wrong answers. Full answers only.
Why do you wake up early?
Why do people learn new skills?
What do you do to relax after work?
💬 Sample answers:
I wake up early to exercise.
People learn new skills so that they can get better jobs.
I listen to music in order to relax.
🎯 Focus: Purpose clauses explain why someone does something.
GRAMMAR
Read. Don’t analyse.
Purpose with Infinitives (same subject)
Used when the same person does both actions.
Common forms:
to + verb
in order to + verb
so as to + verb (more formal)
Examples:
I study to improve my English.
She left early in order to catch the train.
He whispered so as to avoid waking the baby.
Purpose with “so that” (different subject OR result focus)
Structure:
so that + subject + can / will / could / would + verb
Used when:
the subject changes, or
the result is more important.
Examples:
I spoke slowly so that he could understand me.
She saves money so that she will have enough for travel.
They turned off the lights so that the baby would sleep.
Micro-rule
to / in order to / so as to + verb → same subject
so that + subject + modal + verb → different subject or clear result
ACTIVATION
Student must orally create the sentence.
Example:
Why are you studying so much?
→ I’m studying to pass my exam.
→ I’m studying so that I can get a better job.
Prompts:
wake up early
save money
turn off your phone
work extra hours
speak slowly
move to another city
(Student chooses the correct purpose structure.)
PERSONAL QUESTIONS
Language Support
Answer the questions using these frames.
(Speak in full ideas.)
I ___ to / in order to / so as to ___.
I do this so that I can / could / will ___.
I changed ___ to ___.
I avoid ___ so that ___.
(Students choose the structure naturally.)
Questions
Why do you study English?
What do you do to relax after a busy week?
What habits help you stay healthy?
What do you do so that you can focus better?
Why do people travel to other countries?
💬 Encourage full sentences:
I study English to improve my communication skills.
I close my door so that I can concentrate.
I exercise in order to stay healthy.
ROLE SHIFT
Answer as one of the following:
a busy professional
a student under pressure
a company manager
Same questions. New perspective.
Encourage stronger purpose language:
professionals → in order to meet deadlines
students → so that I can pass
managers → so as to improve results
WRAP-UP & REVIEW
🧾 Quick recap
to + verb → most common
in order to / so as to → more formal
so that + subject + modal → result or different subject
💬 Mini Challenge:
Say three sentences about your day, each using a different purpose form.
Example:
I woke up early to exercise.
I answered emails in order to stay organised.
I turned my phone off so that I could focus.
