問題詳情

III. Cloze Test: Please choose the BEST answer for each blank.  1. Asthma is an allergic reaction in the lungs. The muscles in the lungs 21 , blocking the airways fromthe trachea to the alveoli. The symptoms of asthma often include coughing, 22 in the chest, shortness ofbreath, and/or wheezing. Often, people who have asthma find it hard to breathe, and they frequently haveproblems when exercising or trying to keep fit. They may also produce a “wheezing” sound when they breathe.In extreme cases, they will have asthma attacks, also known as asthma 23 , which can be life threatening.Asthma and allergies are related because allergens can trigger asthma attacks. Patients who work inenvironments where allergens are common may also develop asthma. In the late 20th century, scientists found24 proof to previous theory to the cause of asthma. They now theorize it is healthier lives and lack ofexposure to pathogens. Like allergies, asthma develops 25 time, and patients are not born with the disease.
21.
(A) disruption
(B) vibration
(C) spasm
(D) operation

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

內容推薦

內容推薦