下面是一组反映唐朝民族关系的佳句，其中不正确的一句是[ ]
A．和同为一家
B．天可汗
C．唐风洋溢奈良城
D．点苍山会盟
答案：C
The workers have produced ____ cotton this year as they did two years ago. [ ]
A. as twice much
B. so much twice
C. twice so much
D. twice as much
国税系统经费会计科目中“车购税”包括（）。
A.车购税机构的房屋租赁费
B.车购税机构的购置费
C.车购税机构的修缮费
D.车购税机构的业务费
