【多选题】根据增值税法律制度的规定,销售下列货物应当按增值税低税率9%征收的有:
【单选题】Is this the school _____ you studied ten years ago? [ ]
【单选题】Is this the school ________ you studied ten years ago? [ ]
【单选题】Is this the school _______ you worked last year?
【单选题】Is this the school we visited last time?
【单选题】以下哪一个表达式不能取出字符串s1='file1.txt'中的字符'.':
D.
s1[s1.find('.'):s1.find('.')+1]
【多选题】根据增值税法律制度的规定,销售下列货物应当按增值税低税率9%征收的有( )
【单选题】Is ____ some German friends visited last week? [ ]
【单选题】Is some German friends visited last week ?
【简答题】一个养鸡场四月份卖出 1200只鸡 , 五月份卖出的比四月份的 2倍还少200只 , 两个月一共卖出多少只鸡 ?