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 localy.

They are going to have to leave soon, and so do  we.

Many people have stopped to smoke because they afraid that it may be harmful to their health.

There is not equivalent to this word in any other language.

As (pure white sugar, Dextrose used (mainly in candy, baked goods, and canned goods.

When I was a secretary, the boss often made me to stay in office in the evenings.

We are not allowed to enter this construction site. A block of flats is being buil here and it is dangerous to walk because you may get hurt by a fallen r some other objects.

Under any circumstances will late arrivals be admitted to the theatre before the interval.

It was after shortly microscopes were introduced at the beginning the seventeenth century that micro organisms were actually sighted

A mainframe computer is large and usually used to operate a network of another computers

Every scientist know that gravity is the force that maintains the earth and the planet its orbit around the Sun.

As the marathon runner reached the half-way mark, he, being hot and was soaked with perspiration, stopped to rub himself down ith a towe

Many bridges in New England were covered with wooden roofs to protect it from raining and snowy

So when Whitman returned to the Pacific, over thousand settler went with him.

You go on ahead and then I'll catch  ........... you.

Earwax lubricators and protects ear from foreign matter such water and insects.

As our new furniture will deliver on Monday morning, I’ll have to stay at to check that it was not damaged during transmiting.

Astronomers do not know how many galaxies there are, but is thought that there is millions or perhaps billions.

Wendy: "Would you like to have coffee, lemonade, or something different?" 

Cindy: "________________ ". 

Foreign students who are doing a decision about which school to attend may not know exactly where the choice are located.

Rice is most important lant in Viet Nam