The Great Pyramid of Giza is said to have built over a 20-year period.

Practicing his speaking English everyday, his hope was to get a good job in a foreign company.

Since January this year, Joe has suffered two injuries, one to his ankle and the other in New York.

Neither his parents nor his teacher are satisfied with his result when he was at school.

Most of the houses on the street was built in the previous century.

Conservation is the safeguarding and preservation of nature resources.

Despite America’s affluence, many people are without jobs, on welfare, and have a lot of debts.

The teacher together with his students have finished their project on time.

The leader demanded from his members a serious attitude towards work, good team spirit, and that they work hard.

If I had enough money, I would have travelled around the world.

The harder he tried, the worst he danced before the large audience.

I am now in my attempt winning a place at the same university to my brother.

To everyone's surprise, it wasn't in Bristol which he made his fortune, although that’s where he was born.

By the turn of the century, most of the inventions that were to bring in all the comforts of modern living has already been thought of.

Had it not been for you help me, I wouldn't have succeeded.

For thousands of years, man has created sweet-smelling substances from wood, herbs and flowers and using them for perfumes or medicine.

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

In the end of the party, Mary found herself washing the dishes alone again, as usual.

To reduce pollution, we have to stop using many things that makes our life comfortable.

Mr. Smith, along with her cousins from Canada, are planning to attend the firework display in Da Nang, Vietnam.

It is recommended that people to take regular exercise.