New coronavirus variant Omicron under observation by scientists
© Thomas Faull/Alamy Live News/Alamy Live News via The Guardian Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. underway /UHN-der-wey/ [adjective] – if something is underway, it is happening now Plans to improve the highways are underway. inconclusive /in-kuhn-KLOO-siv/ [adjective] – not giving or having a result or decision The medical test results are inconclusive. We must wait for at least a week. efficacy /EF-i-kuh-see/ [noun] – the quality of being effective; effectiveness Based on studies, the vaccine efficacy varies from one individual to another. alteration /awl-tuh-REY-shuhn/ [noun] – a change, usually a slight change, in the appearance, character, or structure of something Prices…
Read more

