Pinterest is a very popular service, and the company's app is one of the most downloaded social media apps ........... in the Google Play Store.

Today, more than 1 billion people use WhatsApp to communicate ...... their friends, loved ones and even customers.

Someone ...... the cakes. I'll have to buy some more.

She has been ....... criticized in the press.

Diet plays an important role in the .... of heart disease.

It is imperative that this letter ........ immediately.

Migrants may lose their cultural identity as they become ....... into the new community.

Thanks to free audio or video social media ......, communication expenses have reduced a great deal.

At Duy Tan School, some activities aimed at improving students’ understanding of environmental problems and others are designed to raise money for ...... World Wildlife Fund.

Soot particles are very tiny, ...... people are likely to take them in via their nose and throat.

Organic vegetables are considered healthier ......... their price is very high.

Mass media ......... to be an inseparable part of people’s lives as hardly anyone can live without them.

A large number of teenagers are addicted to online games. They spend many hours sitting .....
a computer or smartphone.

Thanks to globalization, countries around the world are getting ......... to one another.

The ao dai, kimono and sari are women’s national ......... in some Asian countries.

Richard Byrd was ....... first person in history to fly over the North Pole.

......... Nam had known that I was here last night, he would have come to see me.