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

Câu hỏi liên quan

• Since the Great Depression of the 1930’s, social programs such as Social Security have been built into the economy to help avert severity business declines.

• The play was very boring, _______ they walked out.

   

• All the staff in Tam’s film are expected to do some overtime, if the need rises.

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• The mail comes at ten o'clock every day_______ Sunday.

   

• Our civilization is so commonplace to us that rarely we stop to think about its complexity

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

• I am going shopping for food this evening ________ I do not have to go at the weekend.

• It is said that the government is about to make the go ahead to plans for the building of a new runway at Londons Gatwick airport.

• I’m so tired; I’m finding it difficult in keeping my mind on my work.

• More than 10,000 years ago, glaciers moved across the Minnesota region four time, leveling most of the land.

• Patrick was very late getting home last night, and unfortunately, the dog barking woke everyone up

• When radio programs became popular, approximately around 1925, many people stopped attending movies

• The manufacture and production of steel was one of the industries on which the country prosperity was founded.

• The results of our marketing survey show that there will be quite a demand for electric cars in the ahead years

• The tongue is the principle organ of taste, and is crucial for chewing, swallowed and speaking.

• Measles are cured without much difficulty nowadays .

• In the 1840s, Joseph Henry made important discovery of electromagnetism.

• Choose the word or phrase that can substitute for the underlined word. Walking and swimming are the two most popular sporting activities undertaken by men and women.

• The examination was very difficult, _______ very few were able to pass.

• The waiter was not very nice, _____, the food was delicious.