芜湖一中2021届高三第五次模拟考试英语试卷与答案芜湖一中2011届高三第五次模拟考试英语试卷第一节：单项填空。（共15小题，每小题1分，满分15分）21. Recently, China has witnessed _ fear-driven buying rush, which causes _ salt to be outof stock in major supermarkets.A. a; theB. the; aC. a; /D. the; /22. Frank was on the point of leaving _ he noticed a letter lying on the table.A. whenB. beforeC. whileD. as23. Im more nervous right now than when I _, Jane said, as she saw the group of reporters waiting anxiously at
