2014年1月1日,某省启动“营业税改增值税”工作。营业税改增值税主要是为了 ①增加财政收入,提高劳动效率 ②避免重复征税,降低企业负担 ③调节个人收入,实现社会公平 ④促进社会分工,产业优化升级
---_____ you stay for dinner? ---Sorry, I must go. My sister is coming to see me.
---Excuse me. May I _____ you to pass me the sugar? ---No problem.
---Peter is very clever and he studies hard as well. ---No ______ he always gets high marks in the examinations.
We have two rooms___, but I can’t decide _____.
---Have you finished your work yet? ---No, not yet. I think it'll take _____ ten minutes.