'Back' Common Usages (3)

We have a back ......... of unfilled orders. We have to work overtime on the weekend in order to catch up.
horse
log
break
bolt

I was trying to back my car ......... a tight parking spot when I accidentally hit that car. Luckily, it was a minor fender-bender so the repairs are minimal.
into
out
over
on

I was listening to her speak, but in the back of my ........., I was thinking about my first love, Kristin.
ear
eyes
mind
brain

I was flat ......... my back last week. I got that terrible flu and I couldn't do anything, but rest, for days.
up
off
on
over

This job is physically demanding and you're going to have to put your back ......... it at times. Can you handle this kind of physical labor?
on
over
into
out

When I really needed someone to talk to, my so-called friend ......... her back on me. I didn't have anyone else to turn to and I was very upset as a result.
shoved
turned
managed
pushed

I have a lot of National Geographic's back .......... Do you want me to give you some? They are very interesting.
books
marks
bricks
issues

I'm really broke because I owe a lot of back ......... for this apartment. If I don't give it all to the landlord by the end of the month, he's going to evict me.
log
time
rent
shifts

Three skiers were trapped in an avalanche because they decided to ski in the remote and dangerous back ......... part of the mountain range. Rescuers spent three hours digging them out of the packed snow.
wards
country
hill
up

The company ......... this product with a full warranty. If it doesn't work, you can bring it back and get a full refund. That's how confident we are in this product.
backing
back
backs
backings