单元检测 一、单项选择(共15小题;共15分) 1.Beijing is big city and its capital of China.A. the; theB. a; aC. the; aD. a; the 2.- The flat is small. It doesnt have a .- Thats OK. We seldom eat at home, right?A. balconyB. studyC. showerD. dining room 3.- I want to have my bike repaired, but I cant find a shop around here.-