A.I. algorithms can also help to detect faces and other features in photo sent to social networking sites and automatically organize them.

Choose the correct answer in each sentence.

The director of the Yeon Park Clinic deliver a speech _____________   tonight's dinner.

They were extremely tired at the end of the journey because they  ........... for more than 24 hours.

Many locations in the city popular with tourists only ............... credit cards.

Julie passed the exam _______ of working very hard.

Employees who have not yet registered on the new company website must do so .................

It was ...............  that we had gone for a walk.

Jason told me that he .......... his best in the exam the ..............  day.

There isn't_______ in the next room. 

        _________________   your advice, I was able to avoid lots of trouble on my trip abroad.

Choose the correct answer in each sentence.

The Green Society is dedicated to --------- public parks and other natural areas for future generations.

Choose the correct answer in each sentence.

No passengers are allowed on --------board the aircraft's door has been closed.

Nowadays, many serious childhood diseases  ............  by early immunization.

Did you take _______ photographs when you were on holiday? 

Choose the correct answer in each sentence.

As part of the writing workshop, participants will read their compositions ------ to the group.

Scientists are trying to ____ out the ways to reduce pollution from aircraft.

Over the years, he gradually became impervious ............ about his wife’s comments about his chosen profession and in the end she stopped complaining.

Choose the correct answer in each sentence.

FryMate brand cookware can be purchased directly from the company's website or at a retailer ___________   you.

Choose the correct answer in each sentence.

On next week's radio program, our host will interview Kristen Dabney about her time working as an _________   for a UN official.

Choose the best answer:
We must follow________

Unless specified .............., contractors will be responsible for obtaining all necessary safety certification and permits applicable to their scope of work.