Parents are responsible() installing the child safety seat in their  cars.

A recent study shows that a person's living conditions only()  about 50 percent of his or her happiness.

According to the contract, this project( )

 starting from todsy

.()many companies post job ads online, you can still find them in  newspapcrs.

Studies have shown that humans working with machines are()  than human or machine working alone.

.() the Internet of Things is to become a reality, its developers  should pay more attention to its security.

Unlike many companies()service stops once the sale is made,our  service begins once you buy our product.

While() the article, was wondering whether e-books- would  replace print books soon.

 It was not until the1990s() industrial robots became really cheap  and therefore a possible option.

The newly-built hotel is ideally placed for easy access  many  major attraction in the city

It was( a long journey that we felt very tired when we arrived  there.

The team finished the project one month ahead of time, really  surprised all of us.

(   ) career you choose, effective communication skills will serve you  well