------ your mobile and internet connection must be an act of responsability.

_____ mind and body have to be in balance to live a happy life.

Canadian economy is at risk, the pandemic and the discovery of working from home as an convinient option to earn money _____of going to work in the factories, has decreased the sustainability of the steel industry and other fields.

______the hope of a better future, people normally say "thanks God the year is ____"

Do you want _______to eat?

There is ______here!

Nowadays, if you want to communicate with somebody you just call or send a message, but people _____things different in the past, you wouldn't miss those times when you had to send a letter and wait for months to receive the answer back.

I have lived here my whole life and I can't think of any other place _______I can be happier.

Two years ago, my colleagues and I began researching into the brains of dogs. Some dogs had to go into an M.R.I scanner ______awake.

We wanted to _____how dog brains work.

An M.R.I scanner can _____information about their thoughts.

The dog owners agreed with this by ______a form.

In the study we used positive training ______

Using them, the dogs could leave the scanner_____they wanted.

My dog Lassie, which was ____from a homeless dog charity, was the first.

After training Lassie for months, we got the first maps of her brain activity. This was a great _____for us.

In later experiments, we _____the similarity between dogs and humans in an important brain region: the caudate nucleus.

In humans, this part plays an important role in the anticipation of things we enjoy, like food. ______these facts about the canine brain are limited, they cannot be ignored.