The COVID-19 pandemic has led to a dramatic loss of human life worldwide and presents an ____challenge to public health, food systems and the world of work.（ ）
A: unprecedented
B: stressful
C: great
D: new
A: unprecedented
B: stressful
C: great
D: new
举一反三
- The Covid-19 pandemic has _______ affected the global economy, health security and international politics. A: slightly B: moderately C: severely D: barely
- What is the best title among the following 4 titles for a research paper? A: Social determinants of health: the role of effective communication in the COVID-19 pandemic in developing countries B: The role of effective communication in the COVID-19 pandemic in developing countries C: Social determinants of health and the role of effective communication in the COVID-19 pandemic in developing countries D: Effective communication in the COVID-19 pandemic in developing countries
- Which of the following makes Covid-19 a once-in-a-century pandemic? A: It has a higher fatality rate than any other recorded influenza pandemic. B: It kills not only adults but also children. C: It can transmit at an exponential rate. D: The health systems are stretched thin in LMICs.
- The "Spanish flu" was the worst plague in history because ______. A: it led to a terrible loss of human life B: it was the earliest kind of flu C: it broke out after World War One D: it infected many animals as well
- The outbreak of Covid-19 has meant an ______ change in our life and work A: absurd B: abrupt C: allergic D: authentic