Many roads and railroads were built in the 1880s because of the industri cities needed a network to link them with sources of supply.

When scientists discovered how soap works, it became possible to do synthetic deterg out of Petroleum

Choose the correct answer to each of the following questions. "The Imperial Citadel of Thang Long was first built during the Ly Dynasty and then expanded by ______ dynasties"

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

When she retires September 1989, tennis champion Christine Evert was the most famous woman athlete in the United States.

Mark the letter A, B, C, or D to indicate the word that differs from the other three in the position of primary stress in each of the following questions.

Mining over 2,000 years ago, copper one of the earliest known metals.

Both Mr. and Mrs. Smith are explaining the children the rules the game.

You would study Italian if it _____ here. 

Only when black bear has been spotted by the forest rangers will this portion of the par closed down.

A water mole consists of two hydrogen atoms and has oxygen atom.

Peter does better at school because he works  ........

The children were playing last night outdoors when it began to very hard 

Choose the correct answer to each of the following questions. "Ha Long Bay has attracted millions of visitors _____ come to enjoy its breathtaking views and experience other activities"

Have you seen the place_______ the graduation ceremony will be held? 

The public ceremoniesof Plains Indians are lesser elaborate than those of the Navajo in the Southwest.

Mark the letter A, B, C, or D to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

There is no limit to the diversity to be finding in the cultures people throughout the world.

Choose the correct answer to each of the following questions. "Shattered from getting up ____ five o'clock in order to see Uluru at dawn, I felt empty and bored."

Emergency relief, including medicines, clothing, and foodstuffs, were sent to the earthquake zone immediately following news of disaster.

The brothers Grimm intended their fairy tales to be studied by scholars of German literature and not to enjoy simple stories by children