Identify the error in each sentence: Each of the nurses report to the operating room when his or her name is called

A dark nebula consists of a cloud of interstellar dust enough dense to obscure the stars beyond it.

When she retires in April 1989, football champion Christine Evert was the most famous man athlete in the France.

Identify the error in each sentence: 

Mostly medical doctors have had some training in psychology and psychiatry.

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

Identify the one underlined word or phrase — A, B, C of D - that must I changed for the sentence to be correct: 

According many critics, Mark Twain's novel Huckleberry Finn is his greatest work and is one of the greatest American novels ever written.

The tools used most often by floral designers are the knives, scissors, and the glue gun.

A large percent of Canadian export business is with the United States.

Choose the best answer:

There ............... many kangaroos and koalas in wild forests in Australia.

Dave apologized ............. for forgetting about our appointment.

Whenever I have problems, Jane is always very dependable. She never ______. 

The measurement known as a “food” has originally based on the size of the human food.

The skin receives nearly the third of the blood pumped out by the heart.

I remember Peter lives in ____ north, so we shouldn't be walking ____ east.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. Animal     B. Bacteria     C. Habitat     D. Pyramid

Identify the error in each sentence: The person sits next to me is someone whom I’ve never met

After working hard for so long, we decided to enjoy ourself to a nice long holiday.

Before television became so popular, Americans used to entertain each other in the evening by playing games, saying stories, and singing songs.

The nitrogen makes up over 90 percent of the Earth’s air, the gaseous mass surrounding the planet.

The bodies of cold-blooded animals have the same temperature surroundings, but those of warm-blooded animals do not .

From the four words or phrases (A,B,C or D), choose the one that best completes the sentence.

What exactly are you …….. at?