In the early 21st century, with the ____ of mobile communication technology, the mobile phone has emerged as a new and unique channel.

The Library of Congress, located in the nation’s capital, houses history documents and photographs as well as most books published.

What chemical is this? It's_______a horrible smell. 

Put in the correct preposition.

Governments have enacted laws to protect wildlife ______ commercial trade and overhunting.

The development of professional sports in the United Stated dates back to nineteenth century.

Choose the best option  A, B, C or D that best completes each sentence. " The judge’s decision is ….."

- “Do you mind if I take a seat?” - “  .............   .”

Choose the correct answer.

Concern for the environment is now at the_________of many governments' policies

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence. 

The commuter train will provide convenient____________ to the central shopping district.

Choose the best answer from the four options given (A, B, C, or D) to complete each sentence. 

____________rigorous coursework, the certificate program also includes 100 hours of hands-on training with a mentor.

Daisy: “Would you mind getting me a cup of coffee?” John: “  .............   .”

His father used the money he won to set_________his own company. 

As you know, it’s fairly common for our employees to receive positive feed- back from coworkers, but Dale’s case is ................

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions: 

The use of lasers in surgery has become relatively commonplace in recent years. 

 “Some body forgot this hat. I wonder ......... .”

There's a real mix of people in Brighton. It has a very cosmopolitan feel to it.

Mary and her sister just bought two new winters coats at the clearance sale.

The professor instructed the students  ..............  the essay without preparing an outline first.

Jenny: “Thank you very much for your donation, Mr. Robinson.”

Mr. Robinson: “. ..............   ”

 Everything_________turned out to be imaginary. 

We intend to _____ with the old system as soon as we have developed a better one.