Teachers can tell their students to use mobile apps like "PIAZZA” to access course materials and also to post questions about specific subjects, all _______ can be done in the classroom or outside the classroom.

Choose the best answer among A, B, C or D that best completes each sentence: They _____  redecorated the house soon.

Every of the committee members  ................. satisfied  with  the  board  in the meeting yesterday.

Where have you been? You were .................  to be here half an hour ago.

Choose the correct answer in each sentence.

------------ the building has an excellent location and a modern interior, it is popular among visitors.

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Refrigerated and heated vehicles especially designed for the transportation of  ______  goods must comply with a series of technical conditions.

Everyone in both cars ...............  injured in the accident last night, ...............  ?

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Karen has not visited the Manchester site since she moved to New York two years  ________.

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Researchers must sign in at the visitors registration table upon ___________   the Briston Literary Archive.

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Simon ____________   informed the employee that his behavior would not be tolerated any longer.

Choose the best answer:
It is a quarter ................. one.

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Easy Networks offers its customers a ------ range of affordable IT support services.

It is not .................. to be drunk in the street.

Choose the best answer of the four choices to complete each of the following sentence: The number of competitors who take part in the Olympic Games increases every year. 

Paul’s ability to _____ a challenge made him the perfect candidate to head up the new sales division.

Some scientists say that there are enough resources to _    8 billion people.

He told everyone that he had flu, but in fact, he had just ................. a cold.

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Mr. Rambaudi is  __________  with insuring that all windows are closed and locked at the end of the working day.

................... advised on what and how to prepare for the interview, he might have got the job.

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In fact, there are many people who would ------ shop for groceries on weekdays than on weekends.

Choose the correct answer in each sentence.

The results of the survey revealed that ------were not happy with the level of service they had received from Hum Bug Deliveries.