选修课开设得越多越好。()
参考答案：错
解析：题干犯了绝对化错误。
____can we get to the airport? The plane to Guangzhou takes off at 3:00 p.m.
—Don’t worry. We will be there in ten minutes.
A．How long
B．How soon
C．How fast
D．How often
某上市化学药品原是盐酸根，因其口感不佳，改为枸橼酸根后，按注册法规要求，应属于
A．注册分类1类B．注册分类2类C．注册分类3类D．注册分类4类E．注册分类5类
