Luyện nghe tiếng Anh dành cho học sinh giỏi THCS – Corona Virus

Luyện nghe dành cho học sinh giỏi – có đáp án.

Corona Virus

Most coronaviruses i_______ animals (birds or mammals). There are 8 coronavirus strains known to infect humans too. Most of these, however, do not usually cause many problems. They are present in only 2% of people and are r_______ for only 5-10% of a_______ respiratory d_______. However, some s_______, such as the SARS-CoV-2 virus, may pose a serious health risk.This strain causes a disease named COVID-19, which has led to a pandemic in 2020.

Virus Corona

The disease has symptoms similar to flu or other r_______ illnesses. At first, the infection is not o_______ because of the lack of symptoms. This is called the incubation period. An infected person can infect others during this period. The virus can be t_______ by droplets, that is, by sneezing, coughing or spitting, via air or by touching objects where droplets fell.

Most of the time (in about 80% of the cases) the infection causes mild symptoms or no symptoms at all. The m_______ form of infection is accompanied by low-grade fever, upper respiratory symptoms, dry cough, sore throat, runny nose, weakness, m_______ pain and headache.

Diarrhoea occurs rarely. In a minority of cases, b_______ difficulties and pneumonia occur and, in the most severe cases, p_______ need a_______ assistance to support breathing. According to current knowledge, the mortality rate of the disease is 2-3%, that is, 2-3 out of 100 patients die. People with a weakened i_______ system and the elderly are the most v_______ groups.

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