Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

Water is necessary for life. People can live only a few days (46) _____ it. Yet nearly 25 million people die each year because of it. Both industrial nations and less-developed countries are worried about the (47) ______ and quantity of water in the world. 

Even though people, animals, agriculture, and industry use a lot of water, there is more than enough on the Earth. Water covers about three-fourths of the Earth's surface. However, 97.4 percent of it is salt water. Three-fourths of the Earth's fresh water is frozen in glaciers and in the great polar ice caps. Most of the water we use (48) _____ from rivers, lakes, and the atmosphere. Less than one percent of the Earth's water is usable, and we use it over and over again. 

One of the (49) ______ about water is distribution. Water is not always distributed where the large (50) ______ centers are. Some regions get enough rain, but it is all in one or two short rainy seasons

Điền ô số 49

Mark the letter A, B ,C ,or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

It was suggested that Pedro studies the material more thoroughly before attempting to pass the exam

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

I could see the finish line and thought I was home and dry

Mark the letter A, B ,C ,or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions

The puppy stood up slowly, wagged its tail, blinking its eyes, and barked.

The clown was wearing a _____ wig and red nose

Many African and Asian nations have set aside land called _____ to protects the habitats of elephants and other wild animals

Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

My friend Albert as decided to buy a motorbike. His car was stolen last week.

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