【单选题】Our country is nearly __________ years old. We’ll celebrate its __________ birthday on October 1, 2019 around the country. A. sy ; sy B. sy ; sieth C. sieth ; sy D....
【单选题】听力原文:M: You must have been driving at sy miles an hour. Didn' t you see the speed limit? W: I can' t have been driving that fast. M: I was doing eighty when I overtook you. What were they talking...