内容正文:
2022年中考英语必考题型终极押题(广东专用)-语法选择
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(2022·广东·东莞市南城阳光实验中学一模)Many people are getting the COVID-19 vaccines (疫苗) these days. But some are afraid of needles (针). What if we don’t use them at all? Scientists around the world are working on new types of vaccines. They hope _______ people get vaccinated more easily.
Chinese scientists Chen Wei and her team _______ a new vaccine recently. You can breathe it in through a mask or have it sprayed (喷洒) into your mouth. According to Chen, COVID-19 mainly infects us through the nose and throat. By breathing in the vaccine, people can get “mucosal immunity” (黏膜免疫). This can kill the virus in the nose and throat _______ it goes deeper into the body. It’s also a lot _______ than injecting a vaccine. It will help more _______ get vaccinated quickly.
_______ piece of good news comes from Australia. Scientists at the University of Queensland have made a COVID-19 vaccine patch (贴片). “It’s _______ very simple one and even little kids can use it by themselves,