Aircraft flying in …….. arcs create microgravity for tests and simulations that last 20-25seconds.

Despite the bad weather, he _______ get to the airport in time.

Floods, earthquakes and other natural disaster happen all over the world, causing death and damage

Mr Ross, our old history teacher ruled his classes by a rod iron

The sun contains 99.9 percentage the mass of solar system.

The vase has same design, but it is different shaped from that

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

Men and women in the Peace Coips work with people in developing countries to help them improving living conditions.

If it is kept dry, a seed can still sprout to forty years after their formation.

The Dave Brubek Quartet, of the most popular jazz bands of the 1950s, had a particularly loyal following on campuses college.

The bold way in which Margaret Mead defined the terms “family” – based as much on choice as on biological relationship – is possibly most enduring of her legacies.

Halifax is largest city and chief port of Nova Scotia and is the eastern terminus of Canada’s two railway systems .

Nancy said that she went to supermarket before coming home.

Of the much factors that contributed to the growth of international tourism in the 1950s, one of the most important was the advent of jet travel 1958.

Southern California, is known for its mild winters, has become the new home for senior citizens escaping hard Northern winters.

Scuba diving is usually carried out in the ocean in that people can explore underwater world.

After accident there was a solid line of cars stretched back for miles.

"Are you still going to Florida for vacation?” "Yes, but I really  .............. because I don’t have much money.”

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

Kiwi birds search the ground with the bills for insects, worms, and snails to eat

Choose the word which has a different stress pattern from the others.