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

Câu hỏi liên quan

• On farms, when the cattle are too ill, farmers often have to put them ______ . 

• Choose the best answer:

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

• Books in the home are a wonderful source of knowledge and _____ .

   

ZUNIA12

• In the architecture, a capital is the top portion of a column.

• Because of road works, traffic _______ to one lane in each direction.

• We’d better _____ if we want to get there in time.

• In a medical study of nearly 5.000 adults, half of them were given one aspirin a day and the other half given a placebo, it was found that those taking  Aspirin suffered 38 percent fewer heart attacks than those who weren’t.

• Identify the error in each sentence: 

  Daisy has such many things to do that she has no time to go out.

• Identify the error in each sentence: Exploration of the Solar System is continuing, and at the present rate of progress all the planets will have been contacted within the near 50 years.

• It is their nearly perfect crystal structure that gives diamonds their hardness, brilliance, and transparent.

• Dinosaurs are traditionally modified as cold-blooded reptiles, but recent evidence based on eating habits, posture, and skeletal structural suggests some may have been warm-blooded.

• Identify the error in each sentence: My boss requested me that I use my vacation days before the end of the year

• 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. advertise B. practice C. advise D. promise

• Because oak trees are highly resistant of storm damage, they usually live a long time.

• If you run ___Mary, give her my best wishes.

• The students in the dormitories were forbidden from going out after 11:30 p.m., unless they have special passed.

• The harder he tried, the worst he danced before the large audience.

• It is large island, few people live there, though.

• 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. paralytic B. registry C. reimburse D. unfamiliar

• She reached the lifeboat. She was exhausted and she ___ to its side, waiting for someone to pull her in.