精选优质文档-倾情为你奉上2019-2020 学年度玄武区第二学期九年级学情调研卷一、单项选择（共 15 小题； 每小题 1 分，满分 15 分）1. Brexit (脱欧) used to be the No. 1 topic news channels for years in the UK, but now it has given away to coronavirus.A. inB. onC. byD. for2. Since China started 5G commercialization (商用) in June 2019, many Chinese companies to provide 5G services.A. startedB. were startingC. startD. have started3. - How do you find the two novels?- of them are interesting, and I have read them for sever
