小儿毛细支气管炎的好发年龄是（）
A.2岁以内
B.3～6岁
C.7～12岁
D.青春期
E.0～6个月
参考答案：A
In an experiment, pet owners are being encouraged to take their pets to work, a move _______ can be good for both the people and the pets.
A．that some scientists say
B．in which some scientists say
C．some scientists say that
D．some scientists say
邮政储蓄机构批量开户时，一个批量开户文件只能开立一种账户。
A、正确
B、错误
