Choose the correct verb form:

Before Gagarin’s _____ flight, there were still enormous uncertainties.

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• No decision will be made about my future appointment until all suitable candidates had been interviewed

• A healthy person snores most because the membrane in nose becomes dry.

• What caused explosion in the factory it is still unknown

ZUNIA12

• Before the telephone was invented by Alexander Graham Bell in 1876, it was hard for people ........……over long distances.

• Because of their color and shape, seahorses blend so well with seaweed in which they live that is almost impossible to see themselves

• The Maelstrom i swift and danger current in the Arctic Ocean.

• Sixteen people showed _____ for her volleyball training session. 

• A coral reef, a intricate aquatic community of plants and animals, is found in warm, shallow, sunlight seas

• Urban consumers have formed co-operatives to provide themselves with necessities such groceries, Household appliances, and gasoline at a cost.

• Tea did not become popular Europe until the mid 17th century when it has been first imported England and Holland.

• Agronomists study crop disease, selective breeding, crop rotation, and climatic factors, as well content and erosion

• Duke University in North Carolina has an outstanding collecting documents concerning history

• Petroleum is composed of a complex mix of Hydrogen and Carbon

• Air pollution, together with littering, are causing many problems in our large, industrial cities today.

• Jobs which are highly paid some countries are badly paid in other

• There are no easy ways to learn a foreign language, ______?

• With above 20,000 species, the world’s population of ants has continued to increase even as other animal populations have declined.

• Photographs from a satellite are frequently used to generate the information is needed produce a map.

• His roommate is not clever student, but he certainly works hard indeed.

• Choose the correct verb form:

  Although his flight lasted only 108 minutes, its _____ made him a national hero.