消费者在购买、使用商品或者接受服务时,有权询问和了解商品或服务的有关情况,享有()。
A.安全保障权
B.知情权
C.公平交易权
D.监督权
参考答案:B
下述定义变量正确的是( )。
A.XDW'ASDF'
B.XDB'A','S','D','F'
C.XDD'ASDF'
D.XDQ'ASDF'
As the sky grew darker, the stars __________ one by one, shining in the distance. [ ]
A. came out
B. came about
C. came on
D. came in