Sports that people often watch are __________.

They usually took a tree back with them and put it on the centre of village

Though he did not develop language, Laurent Clerc brought it on America from France.

Before the invention of the printing press, books have been printed by hand.

The right to vote granted to women after only the adoption of 19th Amendment in 1920.

Rattan, a relative of bamboo, is often used to make tables, chairs, and other furnitu.

A light year is the distance that light travels in one year calculated using the speed of 186,284 miles the second as base.

To survive, most birds must eat at least half their own weigh food every day.

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

It sends copies of letters and pictures from one machine to another, called a …………machine.

Let’s go, ________?

Mukai Chiaki, the first female Japanese astronaut, ……….. 15 days aboard the space shuttle Columbia in space before it …….. to the Earth on July 23,1994.

A fragrant plant has tiny sacs that makes and stores the substances that give it pleasant odor.

Not until ecent has interest in synthetic fuels been revived.

The early periods of aviation in the United States was marked by exhibition flights made by individual fliers or by teams of performers country fairs.

Before the Industrial Revolution come to America, the vast majority of the population had lived in rural area.

Somehow without my noticing , my wallet had been disappeared.

The basic law of addition, subtraction, multiplication and division are taught to all elementary school students

Intelligence, education, and experience all helps to shape management style.

Numerous types of cells, such as skin cells and white blood cells, have power reproduce asexually

That it is believed that most of the earthquakes in the word occur near youngest mountain ranges – the Himalayas, the Andes, and the Sierra Nevada.