Choose the correct answer in each sentence.

If you are not satisfied with your purchase  ___________  CXT Electronics, return it within 30 days for a full refund.

Many of the things we do (1) ______ on receiving information from other people. Catching a train, making a phone call and going to the cinema all involve information (2) ______ stored, processed and communicated. In the past this information had to be kept on paper (3)______, for example, books, newspapers and timetables. Now more and more information is put (4) ______ computers. Computers play a role in our everyday lives, sometimes without us even realizing it. (5) ______ the use of computers in both shops and offices. Big shops have to deal with very large (6) ______ of information. They have to make sure that there are enough goods on the shelves for customers to buy, they need to be able to reorder before (7) ______ run out. A lot of office work in the past involved information on paper. Once it had been dealt with by people, the paper was (8) ______ for future reference. This way of working was never (9) ______ easy or fast. A computer system is much more (10)______
(4).........................

The .................... for the research team are asked to wait in room 203 for their interviews.

He thanked her for __________ him some money. 

Many countries can attract many tourists in summer because their weather is ____ warm, often hot.

Tom and Ann stood in front of the mirror and looked at_______ 

Choose the correct answer in each sentence.

Some of the leather used in this handbag must  _____________  from Italy.

GPS systems help a lot of people to ___________ on land, on the sea, and in the air.

This note is only a reminder. It's_______

Tom looked at Ann; Ann looked at Tom. They looked at_______ 

After making ................ final decision, please inform the secretary, Mrs. Chester.

  Choose the best answer:
The more you practise your English, .

They are worried that if the decline in the number of the Siberian tigers continues at this high rate, ______ of the species will be left in a few years. 

One is never too old to learn; _______ are never too old to learn. 

I’d rather  ..............  in the field than .................. home.- stayed

They had to work overtime                  they could finish work on time.

Choose the correct answer in each sentence.

Although the author ________  presents the purchase of real estate as a safe investment, the she later describes times that it might be risky.

Choose the best answer among A, B, C or D that best completes each sentence:  The concert wasn’t as good ____ they had expected.

Choose the correct answer in each sentence.

Trees Across the World, a documentary film  ______________  forest diversity, won a top prize at arts festival.

Choose the correct answer in each sentence.

The supervisor allowed Mr. Martin to take three additional vacation days because of his ______________   achievement.

The problem of_______ in big cities, which stems from uncontrolled migration from rural areas.