Choose the correct answer in each sentence.

Patients should call the emergency line immediately if they experience ------- changes in temperature.

Choose the best answer to complete each sentence

After a decade of economic liberalization, Vietnam has seen a dramatic rise in living _______ in urban areas.

Rosalind Media Ltd. came up with the idea to hire artists to create..........................artworks for the purpose of marketing

Scientists and engineers have invented filters and other methods of removing pollutants from industrial wastes.

Choose the best answer:
The water company will have to............ off water supplies while repairs to the pipes are carried..........

Find the mistake:

The leader demanded from his members a serious attitude towards work, good team spirit, and that they work hard.

We are unable to meet the present demand because of .............. plant capacity

Our marketing teams attend ................. regularly to learn new methods and strategies in their field.

Choose the correct answer in each sentence.

After examining the vehicle, the mechanic had  ______________  identified the reason why the engine lost power.

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. 

 I doubt whether____ could read your letter, your hand writing is really terrible. 

Seaton Landscaping makes sure that customers receive .................. service for a good price and within a reasonable amount of time.

Choose the correct answer in each sentence.

The city   _______________ that all buildings pass an the inspection does not apply to historic landmarks.

Choose the correct answer in each sentence.

Mr. Krause will reorganize the supply room ------- the cabinets are delivered.

The advertising ................... of smaller businesses often leave them without enough exposure in local media.

Choose the correct answer in each sentence.

Providing low-interest loans to small businesses is a key _____________   of the recovery plan.

Poplar Mills Inc. has been purchasing more arable land, hoping to increase not only production but also its ............... in the nation’s grocery stores.

Intended vacation times require a notification period of at least two weeks ..............

He __________ having sent the anonymous letter.

You stepped on my toes” – “_______________”

Choose the best answer:
The Spratly Islands and the Paracel Islands ……………….. Vietnam.