Scientists are always looking for new _____________ of energy. 

AIDS can be transmitted by practicing unsafe  sex and receive tainted blood from who is already infected.

"Oops! I’m sorry for stepping on your foot" – “______.” 

Salmon lay their eggs and die in fresh water, although they live salt water when most of their adult lives

He finds it difficult for him to recover from his son's ____. 

This new nice flat looks perfect or a young couple.

He has hardly never given a more impressive performant than this.

Few people realize that the musician f the national anthem the United States originally belonged to the British drink song.

Although he was happily married, he preferred spending lately hours at work to spendin evenings lately t home.

Both Ann and her sister look like her mother.

A dancing is the oldest and liveliest of the arts.

Scientists are still uncertain of what universe originated millions of years ago

Despite the disappearance of the Mayan Empire, there are still Mayans the region that they once inhabited.

She never wears ordinary cloth when she does the gardenal, aspecially during autumn

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.

A large number of students in this school………. . English quite fluently

Some of the land in that region is so wet nd hot and covered with jungle that few people live ther

Muscles are essentially made up by elastic fibers that end flexibility the body.

If the Oxygen supply in the atmosphere was replenished by plants it would soon be exhausted .

Choose the correct answer to complete the sentence. "The scholarship is renewed every year and may be _____if the students have poor academic records or bad behaviours"

Protecting Florida’s coral reefs is difficult because of the corals are very fragile even the touch of a diver’s hand can kill it .