Bells told people of happy events, such as weddings and born or, sometimes had to announce unpleasant events such as a death

The police is looking for the bank robbers who stole a large sum of money from the bank.

There are much kinds of books in my school library,but readers cannot borrow them.

Dogs that are trained to lead the blind must be loyalty, intelligent and calm.

The threat of being dismissed do not worry me any more because I have started my own business.

By measuring the color of a star, astronomers can tell how hot is it.

The mother asked her son if he would have the floor clean the day before.

A dangerously situation was created by the bad roads.

A warning printed on a makeshift lifebuoy says: “This is not a life-saving device. Children should be accompany by their parents.”

In a federal form of government like that of the United States, power is divided between the legislative, executive, and judicial branches.

What happened in New York were a reaction from city workers, including firemen and policemen who had been laid off from their jobs.

A smile can be observed, described, and reliably identify, it can also be elicited and manipulated under experimental conditions.

Ours brains are incredibly agile machines, and it's hard to think of anything they do more efficient than recognize face.

The assumption that smoking has bad effects on our health have been proved.

Doctors believe there is better in this modern world of ours to try to prevent illnesses than to rely on medicines to cure them.

Dinosaurs became extinct millions of years ago because of the earth's climate changed drastically.

By the time Robert will finish writing the first draft of his paper, most of the other students will have completed their final draft.

The Greek historian Herodotus reported that one hundred thousand men are employed for twenty years to build the Great Pyramid at Gizeh.

Mary and her sister just bought two new winters coats at the clearance sale.

The children next door are a real nuisance. Their football is always coming on the fence and damaging the flowers in my garden.

Unlike many writings of her time, she was not preoccupied with morality.