It is estimated that at least a million meteors have hit the Earth’s land surface, that is only 87 percentage of the planet.

 I would love to be able to _____ my children in the country. 

Although the coach had not thought her a good tennis player at first, she _______ to be a champion.

Unlike magazines, Internet posts or e-Mails that might contain small ____________  of information.

Mobility is one of the characteristics often demanded of executives, and they must accustom themselves to move pretty regularly.

I didn't see anyone but I felt as though I ______

Choose the best answer:

Do you .................. me to type this letter for you?

Some jellyfish make daily journeys from deep water to the surface and back, while others migrate horizontal.

Often a headache is caused by the contraction of one of the muscle group that cover the skull, thus causing spasm and pain.

Most presidential participant have their names print on the ballot in the New Hampshire primary election because it is customarily the first one in the nation, and winning it can give a good chance to be nominated by their parties.

Identify the error in each sentence: 

If you work hard, you would be successful in anything you do.

Upon reaching the destination, the number of personnel is expected to change their reservations and proceed to Hawaii.

After a while, the track we have been followed became thick undergrowth.

This new nice flat looks perfect for a young couple.

Your .............. to life decides whether you are happy or not.

The test _______written. 

Trees are designed as neither hardwoods or softwoods.

Identify the error in each sentence: 

Today the number (A) of people whom (B) enjoy winter sports is (C) almost double that (D) of twenty years ago.

Identify the error in each sentence: Grover Cleveland was the only American president served two nonconsecutive terms

Choose the best option A, B, C or D to complete the sentence.

If they don’t give us a better price, we will turn_________ their offer.

The Mediterranean, a large sea surrounded by land, is a mile depth on the average and more than 2.000 miles long.