有关系S(S#，SNAME，SEX)，C(C#，CNAME)，SC(S#，C#)。其中S#为学生号，SNAME为学生姓名，SEX为性别，C#为课程号，CNAME为课程名。要查询选修“计算机”课的全体女学生姓名的SQL语句是"SEEECT SNAME FROM S，C，SC WHERE"子句。这里WHERE子句的内容是
A. S,S#=SC.S# AND SEX='女'AND CNAME='计算机'
B. S,S#=SC,S# AND C.C#=SC. C# AND CNAME='计算机'
C. SEX='女'AND CNAME='计算机'
D. S.S#=SC. S# AND C.C#=SC.C# AND SEX='女' AND CNAME='计算机'
查看答案
Vanquis is different from regular cards in that
A. it charges its users no fees at all.
B. it leads to a decrease in consumer debt.
C. it leads to an increase in consumer debt.
D. it charges its users higher interest rates.
The word "stoned"(line 1, paragraph 3) most probably means
A. stiffened.
B. constructed.
C. criticized.
D. supported
Julien and Steve seem to suggest that
A. eBay should further cooperate with Google to survive.
B. eBay should form. an alliance with Yahoo! or Microsoft.
C. Google is making smaller revenues than eBay.
D. Google's core business has already shrank by 3%.
Credit cards, such as Vanquis, are issued because
A. credit industry has to look for further growth in a sub-market.
B. the politicians began to worry about soaring consumer debt.
C. there's plenty of room for growth in the basic market.
D. a big number of consumers have very poor credit records.
微信支付 
支付宝支付