One of the most difficult questions in defining leep is “What are the functions of sleep?

Patrick was very late getting home last night, and unfortunately, the dog barking woke everybody up 

Yesterday everyone in the office ...........  leave the building for a fire drill. I am glad it wasn't a real fire.

The composer Verdi has written the opera Aida to celebrate opening of  Suez Canal, the opera was not performed until 1871 .

My sister and I do not study at the same school. That is reason for why my father has bought two bikes

– John: “How about giving me a hand?”
- Tom: “_____________”

Choose the correct answer to complete. " I'm in a difficult position. What do you advise me ____?"

In addition to enhanced their reputations through strategic use of philanthropy, companies sponsoring social initiatives to open new markets

With animals both human, chewing helps relieve intension.

Physiologically, the period of adolescence is marked by active growth, especially in the skeletal and muscular systems andcertain

A dancing is the oldest and liveliest of the arts.

Many young people lack of the skills, good education , and finance to settle the urban areas where most jobs are found

The nurse has to  ....... the patients at the midnight.

Nuclear energy, despite it early promise as a source of electrical power, is still insignificant in compared with older and saenergy sources

The Joshua tree is marke their sword shaped leaves and greenish white flowers

The 6-year-old boy resembles to mother somewhat more than his older brother does .

The issues learned during the early stages of the project causing researchers to initiate additional (research

In pools, goldfish are not just ornamental; since they feed on mosquito larva, they are also benefitcal.

The graphics ability of a computer depend on the speed of its processor and the size its RAM

Since it was so difficult for  American Indians to negotiate a peace treaty or declare war their native language , they used a univere understood form sign language.

Tucked away in the mountainsBolivia and Peru, Lake Titicaca are the highest navigable in the world.nti