The discovery of the antibiotic penicillin in 1928 has not produced antibiotics useful for the treatment of infectious diseases until 1940.

Câu hỏi liên quan

• Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

  He was tired so that he couldn’t continue his work.

• Identify the error in each sentence: (A) The Vietnamese (B) is hard-working, (C) intelligent and (D) brave.

• The term “metabolism” refers to the chemical changes which by living things transform food into energy.

ZUNIA12

• Before the Industrial Revolution come to America, the vast majority of the population had lived in rural areas.

• I would have gone with him to Washington except I had had no time

• Excuse me, what is the ________ fee to enter the Independence Palace?

• Carnegie hall was the first building in New York designed special for orchestral music

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  Cindy is sick. She can’t go to work.

• You’d better _______out with your friends as it is very dangerous in the evening when going alone.

• All root vegetables grow underground, and not all vegetables that grow underground are roots

• Even the most discriminating gourmet will agree that food in the south is as good as any other regions in the country

• Chemical compounds with Barium, Cobalt, and Strontium are responsible to many of the vivid colors in fireworks.

•  Our prices are _______ with those in other shops.

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  __________ he has a headache, he has to take an aspirin.

• A professor of economy and history at our university developed a new theory of the relationship between historical events and financial crises.

• Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

  The law states that heavy goods delivery vehicles may not carry_________ of more than fifteen tons.

• It was Mary Anderson, an amateur invention, who first patented windshield wipers for automobiles.

• Chọn một từ đúng trong ngoặc để hoàn thành các câu sau.

  We were _____________ ill, so we had to stay at home.

• There always is one wise woman who is both feared and respected by her people.

• In human beings, as in other mammal, hairs around the eyes, in ears and in the nose prevent dust, insects, and other matters from entering these organs.