Most sand dunes are always in motion as wind pushes sand upward one side of each dune, over the top, and down the other side

_______ the sun rose, the fog dispersed.

Drying food by means of solar energy is a ancient process applied wherever food and climatic conditions make it possible.

Early balloonists remained aloft in the air for relatively short periods

Electronics Superstore has announced that it will have closed early for the upcoming holiday next week

The weather in Dalat is neither too hot in summer________ too cold in winter.

He is only sixteen, and ________, he is not eligible to drive a car.

Venus, the second planet from the Sun, is exactly almost same size as the Barth.

Strong_______ he was, he couldn't lift it.

Advertising it provides most of the income for magazine, newspapers, radio, and television in the United States today.

Stephen Hopkins was a cultural and political leadership in colonial Rhode Island

To be good for agricultural purposes, soil must have in it the minerals plants required

After searching for evidence in the house, the police concluded that the thief must have come in through the window and stole the property while the family was asleep.

I work in a large office with about thirty other people, most of whom I know quite well enough

Jane is beautiful and intelligent; ________ she's very kind.

Children’s games, which are amusements involve more than one individual, appear to be culturally universal

Flying is not only faster, _______ safer than traveling by car.

The National Basketball Association will not let any athlete to continue playing in league unless he submits voluntarily to treatment for drug addiction.

Pigeons, like many migratory birds, read the positions of the Sun and stars in order to orient them

In my judgment, I think Hem is the best physicist among the scientists of the SEA region

Every city in the United States has traffic problems because the amount of cars on American streets and highways is increasing every year