目前国际上大多数税收协定是()。
A.多边国家税收协定
B.单边国家税收协定
C.双边国家税收协定
D.一般国家税收协定
参考答案:C
两位老师带着49位学生去郊游,每顶帐篷最多只能住8人.至少需要多少顶帐蓬?
You are driving too fast. Can you drive_________?
A.more slowly a bit
B.slowly a bit more
C.a bit more slowly
D.slowly more bit