Learning "back up" (I, II, and III)

2. Phrasal Verbs in English
A-C
Lesson 1: Add up (I and II), and up to
Lesson 2: Back down and off
Lesson 3: Back up (I, II, and III)
Lesson 4: Blow up (I, II, and III)
Lesson 5: Break down (I, II, and III)
Lesson 6: Bring up (I and II)
Lesson 7: Call off and on
Lesson 8: Check into, off, and out of
Lesson 9: Come across, down with, and to (I and II)
Lesson 10: Count on and cut back on

3. Separable vs. Inseparable
Some phrasal verbs can be
separated…
For example:
I will add up the total.
OK!
I will add the total up.
OK!
but some cannot!
For example:
The teacher never calls
on you in class.
OK!
The teacher never calls
you on in class
NOT OK!

4. Back up
Definition (I):
To move in reverse (person)
(Inseparable)
She should back up and let the older lady go first.
To move in reverse (vehicle)
(Seperable)
Can you back your car up?

5. Now, make your own sentence
using “back up”!
See how many sentences you can make in 3
minutes.

6. Back up
Definition (II):
To show something is true; confirm
(Separable)
He will back up my story with the evidence.
The police asked if he could back his story up with
evidence.

7. Now, make your own sentence
using “back up”!
See how many sentences you can make in 3
minutes.

8. Back up
Definition (III):
To make a copy of information as a precaution (usually
on your computer)
(Separable)
Did you back up the files on your computer before
deleting everything?
I backed the files up before I made changes on my
computer.

9. Now, make your own sentence
using “back up”!
See how many sentences you can make in 3
minutes.

10. Questions and Homework
Do you have any questions?
For homework: Write a paragraph about a situation
in your everyday life using one of the phrasal verbs
we learned. We’ll talk about it next time!