2.  Use a causative to express the idea that
one person causes another to do
something.

3.  The causative get implies that someone
convinced another person to do
something
 Get use an object and an infinitive
Object Infinitive
I got the company to agree to a new
date for a meeting.
They got the students to clean up after the
party.

4.  The causative have implies that instrutions
were given.
 Use an object and the base form of a verb
Object Base form
I had my assistant plan the meeting.
They got the bellman bring the guests’
bags to their rooms.

5.  The causative make implies an
obligation.
 Use an object and the base form of a
verb
Object Base form
I made my brother help me finish
the job.
They made him sign the form.

6.  Use an object an the base form of a verb with
let
Object Base form
She let her sister help me finish the job.
 Let has the same meaning as permit
 Use let to indicate that permission is been
giving to do something
My boss let me take the day off.
I don’t let my children stay out after 9:00 pm.
why don’t you let me help you?

7.  Don’t say: She let her sister to wear her
favorite skirt.

8.  Use a form of have or get with an object
and a past participle to talk about
arranging sevices. There is no difference
in meaning between have and get
Object Base form
I had my suits dry-cleaned.
They’re having the office painted
tomorrow.
She can get her sandals repaired in
an hour.

9.  In the passive voice, a by phrase is used
when the information is important.
We had the office painted last week.
It looks great. (no by phrase)
We’re having the office painted by
Royal Painting Services. They’re the best!