Either humans and animals learn by experience, and what is learned influences the planning and carrying out of simple actions.

The Joshua tree is marked by their sword shaped leaves and greenish white flowers.

Choose the best option:

She is a famous ___. She tries her best to protect rare animals from extinction.

Many poets enhance their work by creating a contrast among realism and symbolism in a given poem

Choose the correct answer to complete the sentence. "Humans now have to suffer the effects of global warming due to having_____ the environment irresponsibly"

If I ____ the flu, I would have joined you for the trip. 

Inventing by Roger Bacon, the magnifying glass led to the creation of other scientific tools which have produced immeasurable scientific progress.

When contented and occasionally when hunger, cats frequently make a purring sound

After driving a car for ten miles, John suddenly realized that he has been driving in the wrong direction

May I ask who was that man who was leaving the office when we came in?

Choose the correct answer to complete the sentence. "It's possible that by the end of the 21st century, the rainforest will have _______ disappeared"

Genetic engineering is helping researchers unravel the mysteries of previously incurable diseases so that they can get to its root causes and find cures

Nara hardly never misses an opportunity to play in the tennis tournaments

In his famous domes, architecture Buckminster Fuller utilized thousands of simple equilateral triangles linked together.

Many heavy work that was once done by hand can now be done more easily with the help of compressed air.

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

Nobody knows the truth, _    ?

Dwelling primarily in the ice Northern Polar seas, beluga whales are characteristically small, white, agile, and elusive.

My daughter is learning to play..................violin at .................. school. 

It is time the government helped the unemployment to find some jobs.

The more important theorem of all in plane geometry is the Pythagorean Theorem