I’m sorry I missed seeing my old friend at your party. I wish I ______. 

One of the most difficult questions in defining sleep is “What are the functions of sleep?”

Choose the best option:

The Earth is one of the ___ in the solar system.

The Humber River and its valley form a major salmon-fishing, lumbering, hunting , and farmer region in western Newfoundland, Canada.

Choose the correct answer to complete the sentence. "Global warming has severe impact_____ water supplies."

If I ____ the flu, I would have joined you for the trip. 

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

UNESCO's World Heritage List can be seen as a celebration of both the _________  of nature and the greatness of culture.

Nomadic hunter and gatherer societies have access to only a limited amount of food in an area and moved on when they have exhausted each locality.

The midnight sun is a phenomenon in which the Sun visible remains in the sky for twenty-four hours or longer.

Mercury is not often visible because it is so near the sun to be seen.

My parents lent me the money. Otherwise, I ____ this shop. 

Despite of rain or snow, there are always more than fifty thousand fans at the OSU football games.

Deciduous trees are ones that lose its leaves in the autumn and grow new ones in the spring.

Prevented the soil from erosion, the trees are planted by the farmer many years before were which stopped the flood from reaching his house.

Sawfish are shark-like fish have “saws” of cartilage set with two rows of teeth on their snouts.

I’m trying to save up for a trip to Canada, so I can’t afford buying much at the moment.

Many heavy work that was once done by hand can now be done more easily with the help of compressed air.

The weightlifter who allegedly took performance-enhancing drugs have been named today.

It is time the government helped the unemployment to find some jobs.

From archeological evidences, we know that Egyptians were highly organized and civilized. Moreover, they were skillful in using crafts.

Industrialist Henry Ford introduced assembly-line techniques into the manufactures of motor vehicles.